diff --git a/post-process-ncov.py b/post-process-ncov.py
deleted file mode 100644
index 8434e8e2c..000000000
--- a/post-process-ncov.py
+++ /dev/null
@@ -1,156 +0,0 @@
-NEW_ANNOTATION = {
-  "nuc": {
-    "start": 1,
-    "end": 29903,
-    "strand": "+"
-  },
-  "ORF1ab": {
-    "gene": "ORF1ab",
-    "strand": "+",
-    "segments":[
-      {"start": 266, "end": 13468, "name": "ORF1a"},
-      {"start": 13468, "end": 21555, "name": "ORF1b"}
-    ],
-    "display_name": "AKA polyprotein PP1ab. -1 ribisomal frameshift. Cleaved to yield 15 nonstructural proteins (NSP1-10, 12-16)"
-  },
-  "PP1a": {
-    "gene": "ORF1ab",
-    "start": 266,
-    "end": 13483,
-    "display_name": "Polyprotein PP1a. Cleaved to yield 11 nonstructural proteins (NSP1-11)"
-  },
-  "NSP3": {
-    "gene": "ORF1ab",
-    "color": "#2c7fb8",
-    "start": 266 + (819-1)*3,
-    "end": 266 + (2763-1)*3 -1,
-    "display_name": "Cleaved from short + long polyproteins",
-    "strand": "+",
-  },
-  "RdRp": {
-    "gene": "ORF1ab",
-    "color": "#41b6c4",
-    # Length is 2796nt (932aa)
-    "segments":[
-      { # first segment is before the slip
-        "start": 266 + (4393-1)*3, # 13442
-        "end": 13468,
-      },
-      {
-        "start": 13468,
-        "end": 13468 + 2796 -1
-      }
-    ],
-    "display_name": "NSP12; Cleaved from long polyprotein only; I'm not sure if the coordinates are correct, BTW!!!",
-    "strand": "+",
-  },
-  "S": {
-    "gene": "Spike",
-    "end": 25384,
-    "display_name": "structural protein; spike protein; surface glycoprotein",
-    "start": 21563,
-    "strand": "+",
-  },
-  "E": {
-    "end": 26472,
-    "dsiplay_name": "ORF4; structural protein; E protein",
-    "start": 26245,
-    "strand": "+",
-    "type": "CDS"
-  },
-  "M": {
-    "end": 27191,
-    "start": 26523,
-    "strand": "+",
-    "gene": "M",
-    "display_name": "ORF5; structural protein (membrane glycoprotein)"
-  },
-  "N": {
-    "end": 29533,
-    "display_name": "nucleocapsid phosphoprotein (ORF9)",
-    "start": 28274,
-    "strand": "+",
-  },
-  "ORF3a": {
-    "end": 26220,
-    "start": 25393,
-    "strand": "+",
-  },
-  "ORF6": {
-    "end": 27387,
-    "start": 27202,
-    "strand": "+",
-  },
-  "ORF7a": {
-    "end": 27759,
-    "start": 27394,
-    "strand": "+",
-  },
-  "ORF7b": {
-    "end": 27887,
-    "start": 27756,
-    "strand": "+",
-  },
-  "ORF8": {
-    "end": 28259,
-    "start": 27894,
-    "strand": "+",
-  },
-  "ORF9b": {
-    "end": 28577,
-    "start": 28284,
-    "strand": "+",
-  },
-}
-
-def a_pos_b(m):
-  return (m[0], int(m[1:-1]), m[-1])
-  
-def recurse(node):
-
-  mutations = node.get('branch_attrs', {}).get('mutations', {})
-  if 'ORF1a' in mutations:
-    # ORF1a -> ORF1ab is no-change
-    mutations['ORF1ab'] = [*mutations['ORF1a']]
-    mutations['PP1a'] = [*mutations['ORF1a']]
-    del mutations['ORF1a']
-  if 'ORF1b' in mutations:
-    if 'ORF1ab' not in mutations:
-      mutations['ORF1ab'] = [];
-    for m in mutations['ORF1b']:
-      # ORF1b is in phase with ORF1a
-      a, pos, b = a_pos_b(m)
-      mutations['ORF1ab'].append(f"{a}{pos+4401}{b}")
-    del mutations['ORF1b']
-
-  # Extract mutations which fall in NSP3
-  if 'ORF1ab' in mutations:
-    mutations['NSP3'] = []
-    for m in mutations['ORF1ab']:
-      a, pos, b = a_pos_b(m)
-      # relative to PP1ab the coords are 819..2763 (in aa space)
-      if pos>=819 and pos<=2763:
-        mutations['NSP3'].append(f"{a}{pos-819+1}{b}")
-
-  # Extract mutations which fall in RdRp 
-  if 'ORF1ab' in mutations:
-    mutations['RdRp'] = []
-    for m in mutations['ORF1ab']:
-      a, pos, b = a_pos_b(m)
-      # relative to PP1ab the coords are 4393..5324 (in aa space, so don't need to worry about -1 slippage)
-      if pos>=4393 and pos<=5324:
-        mutations['RdRp'].append(f"{a}{pos-4393+1}{b}")    
-
-  if "children" in node:
-    [recurse(child) for child in node["children"]]
-
-
-
-import json
-with open("./data/nextclade_sars-cov-2.json", 'r') as fh:
-    dataset = json.load(fh)
-recurse(dataset['tree'])
-dataset['meta']['genome_annotations'] = NEW_ANNOTATION
-dataset['meta']['title'] = 'nCoV with adjusted annotations (use with caution!)'
-with open("./datasets/entropy2023/entropy-test-data_ncov.json", 'w') as fh:
-    json.dump(dataset, fh, indent=2)
diff --git a/scripts/get-data.sh b/scripts/get-data.sh
index e91c3edf8..7861efdc6 100755
--- a/scripts/get-data.sh
+++ b/scripts/get-data.sh
@@ -1,17 +1,83 @@
 #!/bin/bash
 
 data_files=(
-  "entropy-test-data_hepB.json" \
-  "entropy-test-data_ncov.json" \
+  "dengue_all.json" "dengue_denv1.json" "dengue_denv2.json" "dengue_denv3.json" "dengue_denv4.json"\
+  "ebola.json" "ebola_root-sequence.json" \
+  "ebola_2019-09-14-no-epi-id_meta.json" "ebola_2019-09-14-no-epi-id_tree.json" \
+  "lassa_s_tree.json" "lassa_s_meta.json" \
+  "lassa_l_tree.json" "lassa_l_meta.json" \
+  "measles.json" \
+  "mers_tree.json" "mers_meta.json" \
+  "mumps_global.json" "mumps_na.json" \
+  "WNV_NA_tree.json" "WNV_NA_meta.json" \
   "zika.json" \
-  "monkeypox_mpxv.json" \
+  "tb_global_meta.json" "tb_global_tree.json" \
+  "enterovirus_d68_genome_meta.json" "enterovirus_d68_genome_tree.json" \
+  "enterovirus_d68_vp1_meta.json" "enterovirus_d68_vp1_tree.json" \
+  ##############              AVIAN FLU           ##############
+  "flu_avian_h7n9_ha.json" \
+  "flu_avian_h7n9_mp.json" \
+  "flu_avian_h7n9_na.json" \
+  "flu_avian_h7n9_np.json" \
+  "flu_avian_h7n9_ns.json" \
+  "flu_avian_h7n9_pa.json" \
+  "flu_avian_h7n9_pb1.json" \
+  "flu_avian_h7n9_pb2.json" \
+  ##############              SEASONAL FLU           ##############
+  "flu_seasonal_h3n2_ha_2y.json" "flu_seasonal_h3n2_ha_2y_tip-frequencies.json" \
+  "flu_seasonal_h3n2_ha_3y.json" "flu_seasonal_h3n2_ha_3y_tip-frequencies.json" \
+  "flu_seasonal_h3n2_ha_6y.json" "flu_seasonal_h3n2_ha_6y_tip-frequencies.json" \
+  "flu_seasonal_h3n2_ha_12y.json" "flu_seasonal_h3n2_ha_12y_tip-frequencies.json" \
+  "flu_seasonal_h3n2_na_2y.json" "flu_seasonal_h3n2_na_2y_tip-frequencies.json" \
+  "flu_seasonal_h3n2_na_3y.json" "flu_seasonal_h3n2_na_3y_tip-frequencies.json" \
+  "flu_seasonal_h3n2_na_6y.json" "flu_seasonal_h3n2_na_6y_tip-frequencies.json" \
+  "flu_seasonal_h3n2_na_12y.json" "flu_seasonal_h3n2_na_12y_tip-frequencies.json" \
+  "flu_seasonal_h1n1pdm_ha_2y.json" "flu_seasonal_h1n1pdm_ha_2y_tip-frequencies.json" \
+  "flu_seasonal_h1n1pdm_ha_3y.json" "flu_seasonal_h1n1pdm_ha_3y_tip-frequencies.json" \
+  "flu_seasonal_h1n1pdm_ha_6y.json" "flu_seasonal_h1n1pdm_ha_6y_tip-frequencies.json" \
+  "flu_seasonal_h1n1pdm_ha_12y.json" "flu_seasonal_h1n1pdm_ha_12y_tip-frequencies.json" \
+  "flu_seasonal_h1n1pdm_ha_pandemic_meta.json" "flu_seasonal_h1n1pdm_ha_pandemic_tree.json" "flu_seasonal_h1n1pdm_ha_pandemic_tip-frequencies.json" \
+  "flu_seasonal_h1n1pdm_na_2y.json" "flu_seasonal_h1n1pdm_na_2y_tip-frequencies.json" \
+  "flu_seasonal_h1n1pdm_na_3y.json" "flu_seasonal_h1n1pdm_na_3y_tip-frequencies.json" \
+  "flu_seasonal_h1n1pdm_na_6y.json" "flu_seasonal_h1n1pdm_na_6y_tip-frequencies.json" \
+  "flu_seasonal_h1n1pdm_na_12y.json" "flu_seasonal_h1n1pdm_na_12y_tip-frequencies.json" \
+  "flu_seasonal_h1n1pdm_na_pandemic_tree.json" "flu_seasonal_h1n1pdm_na_pandemic_meta.json" "flu_seasonal_h1n1pdm_na_pandemic_tip-frequencies.json" \
+  "flu_seasonal_vic_ha_2y.json" "flu_seasonal_vic_ha_2y_tip-frequencies.json" "flu_seasonal_vic_ha_2y_root-sequence.json" \
+  "flu_seasonal_vic_ha_3y.json" "flu_seasonal_vic_ha_3y_tip-frequencies.json" "flu_seasonal_vic_ha_3y_root-sequence.json" \
+  "flu_seasonal_vic_ha_6y.json" "flu_seasonal_vic_ha_6y_tip-frequencies.json" "flu_seasonal_vic_ha_6y_root-sequence.json" \
+  "flu_seasonal_vic_ha_12y.json" "flu_seasonal_vic_ha_12y_tip-frequencies.json" "flu_seasonal_vic_ha_12y_root-sequence.json" \
+  "flu_seasonal_vic_na_2y.json" "flu_seasonal_vic_na_2y_tip-frequencies.json" "flu_seasonal_vic_na_2y_root-sequence.json" \
+  "flu_seasonal_vic_na_3y.json" "flu_seasonal_vic_na_3y_tip-frequencies.json" "flu_seasonal_vic_na_3y_root-sequence.json" \
+  "flu_seasonal_vic_na_6y.json" "flu_seasonal_vic_na_6y_tip-frequencies.json" "flu_seasonal_vic_na_6y_root-sequence.json" \
+  "flu_seasonal_vic_na_12y.json" "flu_seasonal_vic_na_12y_tip-frequencies.json" "flu_seasonal_vic_na_12y_root-sequence.json" \
+  "flu_seasonal_yam_ha_2y.json" "flu_seasonal_yam_ha_2y_tip-frequencies.json" "flu_seasonal_yam_ha_2y_root-sequence.json" \
+  "flu_seasonal_yam_ha_3y.json" "flu_seasonal_yam_ha_3y_tip-frequencies.json" "flu_seasonal_yam_ha_3y_root-sequence.json" \
+  "flu_seasonal_yam_ha_6y.json" "flu_seasonal_yam_ha_6y_tip-frequencies.json" "flu_seasonal_yam_ha_6y_root-sequence.json" \
+  "flu_seasonal_yam_ha_12y.json" "flu_seasonal_yam_ha_12y_tip-frequencies.json" "flu_seasonal_yam_ha_12y_root-sequence.json" \
+  "flu_seasonal_yam_na_2y.json" "flu_seasonal_yam_na_2y_tip-frequencies.json" "flu_seasonal_yam_na_2y_root-sequence.json" \
+  "flu_seasonal_yam_na_3y.json" "flu_seasonal_yam_na_3y_tip-frequencies.json" "flu_seasonal_yam_na_3y_root-sequence.json" \
+  "flu_seasonal_yam_na_6y.json" "flu_seasonal_yam_na_6y_tip-frequencies.json" "flu_seasonal_yam_na_6y_root-sequence.json" \
+  "flu_seasonal_yam_na_12y.json" "flu_seasonal_yam_na_12y_tip-frequencies.json" "flu_seasonal_yam_na_12y_root-sequence.json" \
+  ##############            LATEST CORE SARS-CoV-2 (COVID-19) BUILDS            ##############
+  "ncov_gisaid_global.json" "ncov_gisaid_global_tip-frequencies.json" \
+  "ncov_gisaid_africa.json" "ncov_gisaid_africa_tip-frequencies.json" \
+  "ncov_gisaid_asia.json" "ncov_gisaid_asia_tip-frequencies.json" \
+  "ncov_gisaid_europe.json" "ncov_gisaid_europe_tip-frequencies.json" \
+  "ncov_gisaid_north-america.json" "ncov_gisaid_north-america_tip-frequencies.json" \
+  "ncov_gisaid_oceania.json" "ncov_gisaid_oceania_tip-frequencies.json" \
+  "ncov_gisaid_south-america.json" "ncov_gisaid_south-america_tip-frequencies.json" \
+  ##############            TIMESTAMPED  SARS-CoV-2 BUILDS USED IN NARRATIVES           #############
+  "ncov_2020-01-23.json" "ncov_2020-01-25.json" "ncov_2020-01-26.json" "ncov_2020-01-30.json" \
+  "ncov_2020-03-04.json" "ncov_2020-03-05.json" "ncov_2020-03-11.json" "ncov_2020-03-13.json" \
+  "ncov_2020-03-20.json" "ncov_2020-03-27.json" "ncov_2020-04-03.json" \
+  "ncov_global_2020-04-09.json" "ncov_north-america_2020-04-17.json" \
 )
 
 rm -rf data/
 mkdir -p data/
 for i in "${data_files[@]}"
 do
-  curl http://staging.nextstrain.org/"${i}" --compressed -o data/"${i}"
+  curl http://data.nextstrain.org/"${i}" --compressed -o data/"${i}"
 done
 
 echo "Copying the test datasets from test/data to data"
diff --git a/src/actions/entropy.js b/src/actions/entropy.js
index 165cff876..e449c3f1a 100644
--- a/src/actions/entropy.js
+++ b/src/actions/entropy.js
@@ -1,6 +1,6 @@
-import { debounce } from 'lodash';
+import { debounce, isEqual } from 'lodash';
 import { calcEntropyInView } from "../util/entropy";
-import { nucleotide_gene, equalArrays } from "../util/globals";
+import { nucleotide_gene } from "../util/globals";
 import * as types from "./types";
 import { isColorByGenotype, decodeColorByGenotype, getCdsFromGenotype} from "../util/getGenotype";
 
@@ -18,18 +18,18 @@ export const updateEntropyVisibility = debounce((dispatch, getState) => {
 }, 500, { leading: true, trailing: true });
 
 /**
- * Returns a thunk which makes zero or one dispatches to update the entropy reducer 
+ * Returns a thunk which makes zero or one dispatches to update the entropy reducer
  * if the selected CDS and/or positions need updating.
- * 
+ *
  * The argument may vary:
  *   - It may be a colorBy string, which may or may not be a genotype coloring
  *   - It may be a CDS (Object)
  *   - It may be the constant `nucleotide_gene`
- * 
+ *
  * The expected state updates to (selectedCds, selectedPositions) are as follows:
  * (nuc = nucleotide_gene, x,y,z are positions, [*] means any (or no) positions selected,
  * no-op means that no dispatches are made and thus the state is unchanged):
- * 
+ *
  * -----------------------------------------------------------------------------------
  * PREVIOUS STATE  | EXAMPLE ARGUMENT      |  NEW STATE ($ = entropy bar recalc needed)
  * -----------------------------------------------------------------------------------
@@ -49,13 +49,16 @@ export const updateEntropyVisibility = debounce((dispatch, getState) => {
  * CdsA, [*]       | CdsB                  | CdsB, [] $
  * CdsA, [*]       | nucleotide_gene       | nuc, [] $
  * -----------------------------------------------------------------------------------
- * 
+ *
  * @returns {ReduxThunk}
  */
 export const changeEntropyCdsSelection = (arg) => (dispatch, getState) => {
   const action = {type: types.CHANGE_ENTROPY_CDS_SELECTION}
   const entropy = getState().entropy;
 
+  // no-op if the entropy data isn't present
+  if (!entropy.loaded) return;
+
   if (arg === nucleotide_gene) {
     if (entropy.selectedCds === nucleotide_gene) {
       return
@@ -91,7 +94,7 @@ export const changeEntropyCdsSelection = (arg) => (dispatch, getState) => {
     const [data, maxYVal] = calcEntropyInView(state.tree.nodes, state.tree.visibility, action.selectedCds, entropy.showCounts);
     action.bars = data;
     action.maxYVal = maxYVal;
-  } else if (equalArrays(action.selectedPositions, entropy.selectedPositions)) {
+  } else if (isEqual(action.selectedPositions, entropy.selectedPositions)) {
     return;
   }
 
diff --git a/src/components/entropy/index.js b/src/components/entropy/index.js
index 3821ee242..f0ed6a0b6 100644
--- a/src/components/entropy/index.js
+++ b/src/components/entropy/index.js
@@ -5,6 +5,7 @@ import { select } from "d3-selection";
 import { withTranslation } from "react-i18next";
 import 'd3-transition';
 import { FaInfoCircle } from "react-icons/fa";
+import { isEqual } from 'lodash';
 import Card from "../framework/card";
 import { changeColorBy } from "../../actions/colors";
 import { tabGroup, tabGroupMember, tabGroupMemberSelected } from "../../globalStyles";
@@ -13,7 +14,7 @@ import InfoPanel from "./infoPanel";
 import { changeEntropyCdsSelection, showCountsNotEntropy } from "../../actions/entropy";
 import { timerStart, timerEnd } from "../../util/perf";
 import { encodeColorByGenotype } from "../../util/getGenotype";
-import { nucleotide_gene, equalArrays } from "../../util/globals";
+import { nucleotide_gene } from "../../util/globals";
 import { getCdsByName } from "../../util/entropy";
 import { StyledTooltip } from "../controls/styles";
 import "../../css/entropy.css";
@@ -228,7 +229,7 @@ class Entropy extends React.Component {
       if (this.props.showCounts !== nextProps.showCounts) {
         updateParams.showCounts = nextProps.showCounts;
       }
-      if (!equalArrays(this.props.selectedPositions, nextProps.selectedPositions)) {
+      if (!isEqual(this.props.selectedPositions, nextProps.selectedPositions)) {
         updateParams.selectedPositions = nextProps.selectedPositions
       }
       if (Object.keys(updateParams).length) {
diff --git a/src/util/globals.js b/src/util/globals.js
index aaf6281c9..da8964366 100644
--- a/src/util/globals.js
+++ b/src/util/globals.js
@@ -247,5 +247,3 @@ const aminoAcids = {
 };
 
 export const getAminoAcidName = (x) => aminoAcids[x.toUpperCase()] || "Unknown";
-
-export const equalArrays = (a,b) => a.length===b.length && a.every((el, idx) => b[idx]===el);