diff --git a/.github/workflows/main.yml b/.github/workflows/main.yml
index 9b142441..8c0f0eb1 100644
--- a/.github/workflows/main.yml
+++ b/.github/workflows/main.yml
@@ -78,9 +78,16 @@ jobs:
     - name: Build everything
       run: bin/build-all.sh
 
-    - name: Store release zip as an artifact
+    - name: Store binaries as an artifact
       uses: actions/upload-artifact@v2
       with:
         name: built
         path: release/archive/firmware-*.zip
         retention-days: 30
+
+    - name: Store debugging elf files as an artifact
+      uses: actions/upload-artifact@v2
+      with:
+        name: debug-elfs
+        path: release/archive/elfs-*.zip
+        retention-days: 7
diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index 47061481..3403a145 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -69,7 +69,7 @@ jobs:
       env:
         GITHUB_TOKEN: ${{ github.token }}
 
-    - name: Add artifact to release
+    - name: Add bins to release
       uses: actions/upload-release-asset@v1
       env:
         GITHUB_TOKEN: ${{ github.token }}
@@ -77,4 +77,14 @@ jobs:
         upload_url: ${{ steps.create_release.outputs.upload_url }}
         asset_path: release/archive/firmware-${{ steps.version.outputs.version }}.zip
         asset_name: firmware-${{ steps.version.outputs.version }}.zip
-        asset_content_type: application/zip
\ No newline at end of file
+        asset_content_type: application/zip
+
+    - name: Add debug elfs to release
+      uses: actions/upload-release-asset@v1
+      env:
+        GITHUB_TOKEN: ${{ github.token }}
+      with:
+        upload_url: ${{ steps.create_release.outputs.upload_url }}
+        asset_path: release/archive/elfs-${{ steps.version.outputs.version }}.zip
+        asset_name: debug-elfs-${{ steps.version.outputs.version }}.zip
+        asset_content_type: application/zip        
\ No newline at end of file
diff --git a/bin/build-all.sh b/bin/build-all.sh
index e75f92c1..dc614cf6 100755
--- a/bin/build-all.sh
+++ b/bin/build-all.sh
@@ -10,6 +10,7 @@ BOARDS_ESP32="tlora-v2 tlora-v1 tlora_v1_3 tlora-v2-1-1.6 tbeam heltec-v2.0 helt
 
 # FIXME note nrf52840dk build is for some reason only generating a BIN file but not a HEX file nrf52840dk-geeksville is fine
 BOARDS_NRF52="rak4631 t-echo"
+#BOARDS_NRF52=""
 
 OUTDIR=release/latest
 
@@ -98,6 +99,9 @@ XML
 
 echo Generating $ARCHIVEDIR/firmware-$VERSION.zip
 rm -f $ARCHIVEDIR/firmware-$VERSION.zip
-zip --junk-paths $ARCHIVEDIR/firmware-$VERSION.zip $ARCHIVEDIR/spiffs-$VERSION.bin $OUTDIR/bins/universal/firmware-*-$VERSION.* images/system-info.bin bin/device-install.sh bin/device-update.sh images/system-info.bin bin/device-install.bat bin/device-update.bat
+zip --junk-paths $ARCHIVEDIR/firmware-$VERSION.zip $ARCHIVEDIR/spiffs-$VERSION.bin $OUTDIR/bins/universal/firmware-*-$VERSION.* images/system-info.bin bin/device-install.* bin/device-update.*
+echo Generating $ARCHIVEDIR/elfs-$VERSION.zip
+rm -f $ARCHIVEDIR/elfs-$VERSION.zip
+zip --junk-paths $ARCHIVEDIR/elfs-$VERSION.zip $OUTDIR/elfs/universal/firmware-*-$VERSION.* 
 
 echo BUILT ALL
diff --git a/geeksville-private/TODO.md b/geeksville-private/TODO.md
index 2e0a1399..7edacb35 100644
--- a/geeksville-private/TODO.md
+++ b/geeksville-private/TODO.md
@@ -2,10 +2,10 @@
 
 You probably don't care about this section - skip to the next one.
 
-* admin remote nodes reboot sometimes https://github.com/meshtastic/Meshtastic-device/issues/811
+* list portduino on platformio
+* add crash logging to flash and use memory pools - admin remote nodes reboot sometimes https://github.com/meshtastic/Meshtastic-device/issues/811
 * router mode dropping messages? https://meshtastic.discourse.group/t/router-mode-missing-messages/3329/3
 * fix ttgo eink screen
-* list portduino on platformio
 * figure our wss for mqtt.meshtastic - use cloudflare? 2052 ws, 2053 crypt
 * pine64 lora module
 * @havealoha fixedposition not working
diff --git a/geeksville-private/windows-build-instructions.md b/geeksville-private/windows-build-instructions.md
new file mode 100644
index 00000000..9a7ec19e
--- /dev/null
+++ b/geeksville-private/windows-build-instructions.md
@@ -0,0 +1,7 @@
+
+
+* install python
+* install git (including git-bash)
+* install platformio
+* install vscode
+* install https://sourceforge.net/projects/mingw-w64/ (for windows gcc/g++) - you'll need to add the bin directory to your PATH
diff --git a/proto b/proto
index dfcfba8d..f604be5b 160000
--- a/proto
+++ b/proto
@@ -1 +1 @@
-Subproject commit dfcfba8d1a6bad4233436c39f0571df878f8d2d2
+Subproject commit f604be5bb2ada77c6205617b500d406b629a44b8
diff --git a/src/RedirectablePrint.cpp b/src/RedirectablePrint.cpp
index d88fbe4b..3f920f64 100644
--- a/src/RedirectablePrint.cpp
+++ b/src/RedirectablePrint.cpp
@@ -5,6 +5,7 @@
 #include <assert.h>
 #include <sys/time.h>
 #include <time.h>
+#include <cstring>
 
 /**
  * A printer that doesn't go anywhere
diff --git a/src/mesh/PacketHistory.h b/src/mesh/PacketHistory.h
index d390915a..8deee092 100644
--- a/src/mesh/PacketHistory.h
+++ b/src/mesh/PacketHistory.h
@@ -4,8 +4,6 @@
 #include <queue>
 #include <unordered_set>
 
-using namespace std;
-
 /// We clear our old flood record five minute after we see the last of it
 #define FLOOD_EXPIRE_TIME (5 * 60 * 1000L)
 
@@ -23,7 +21,7 @@ struct PacketRecord {
 class PacketRecordHashFunction
 {
   public:
-    size_t operator()(const PacketRecord &p) const { return (hash<NodeNum>()(p.sender)) ^ (hash<PacketId>()(p.id)); }
+    size_t operator()(const PacketRecord &p) const { return (std::hash<NodeNum>()(p.sender)) ^ (std::hash<PacketId>()(p.id)); }
 };
 
 /// Order packet records by arrival time, we want the oldest packets to be in the front of our heap
@@ -54,7 +52,7 @@ class PacketHistory
     /** FIXME: really should be a std::unordered_set with the key being sender,id.
      * This would make checking packets in wasSeenRecently faster.
      */
-    vector<PacketRecord> recentPackets;
+    std::vector<PacketRecord> recentPackets;
     // priority_queue<PacketRecord, vector<PacketRecord>, PacketRecordOrderFunction> arrivalTimes;
     // unordered_set<PacketRecord, PacketRecordHashFunction> recentPackets;
 
diff --git a/src/mesh/ReliableRouter.h b/src/mesh/ReliableRouter.h
index 7299d1c1..e0890ff2 100644
--- a/src/mesh/ReliableRouter.h
+++ b/src/mesh/ReliableRouter.h
@@ -51,7 +51,7 @@ struct PendingPacket {
 class GlobalPacketIdHashFunction
 {
   public:
-    size_t operator()(const GlobalPacketId &p) const { return (hash<NodeNum>()(p.node)) ^ (hash<PacketId>()(p.id)); }
+    size_t operator()(const GlobalPacketId &p) const { return (std::hash<NodeNum>()(p.node)) ^ (std::hash<PacketId>()(p.id)); }
 };
 
 /**
@@ -60,7 +60,7 @@ class GlobalPacketIdHashFunction
 class ReliableRouter : public FloodingRouter
 {
   private:
-    unordered_map<GlobalPacketId, PendingPacket, GlobalPacketIdHashFunction> pending;
+    std::unordered_map<GlobalPacketId, PendingPacket, GlobalPacketIdHashFunction> pending;
 
   public:
     /**
diff --git a/src/mesh/mesh-pb-constants.cpp b/src/mesh/mesh-pb-constants.cpp
index eab15799..e7ccf45a 100644
--- a/src/mesh/mesh-pb-constants.cpp
+++ b/src/mesh/mesh-pb-constants.cpp
@@ -18,7 +18,7 @@ size_t pb_encode_to_bytes(uint8_t *destbuf, size_t destbufsize, const pb_msgdesc
 
     pb_ostream_t stream = pb_ostream_from_buffer(destbuf, destbufsize);
     if (!pb_encode(&stream, fields, src_struct)) {
-        DEBUG_MSG("Panic: can't encode protobuf reason='%s', reason=%s\n", PB_GET_ERROR(&stream));
+        DEBUG_MSG("Panic: can't encode protobuf reason='%s'\n", PB_GET_ERROR(&stream));
         assert(0); // If this asser fails it probably means you made a field too large for the max limits specified in mesh.options
     } else {
         return stream.bytes_written;
@@ -30,7 +30,7 @@ bool pb_decode_from_bytes(const uint8_t *srcbuf, size_t srcbufsize, const pb_msg
 {
     pb_istream_t stream = pb_istream_from_buffer(srcbuf, srcbufsize);
     if (!pb_decode(&stream, fields, dest_struct)) {
-        DEBUG_MSG("Error: can't decode protobuf reason='%s', pb_msgdesc 0x%p, reason=%s\n", PB_GET_ERROR(&stream), fields);
+        DEBUG_MSG("Error: can't decode protobuf reason='%s', pb_msgdesc 0x%p\n", PB_GET_ERROR(&stream), fields);
         return false;
     } else {
         return true;
diff --git a/src/portduino/wifi-stubs.cpp b/src/portduino/wifi-stubs.cpp
deleted file mode 120000
index b90e6629..00000000
--- a/src/portduino/wifi-stubs.cpp
+++ /dev/null
@@ -1 +0,0 @@
-../nrf52/wifi-stubs.cpp
\ No newline at end of file
diff --git a/src/nrf52/wifi-stubs.cpp b/src/wifi-stubs.cpp
similarity index 92%
rename from src/nrf52/wifi-stubs.cpp
rename to src/wifi-stubs.cpp
index 6051e195..3d110c72 100644
--- a/src/nrf52/wifi-stubs.cpp
+++ b/src/wifi-stubs.cpp
@@ -1,7 +1,7 @@
 //#include "mesh/wifi/WebServer.h"
 #include "configuration.h"
 
-#ifndef NO_ESP32
+#ifdef NO_ESP32
 
 //#include "mesh/wifi/WiFiAPClient.h"