diff --git a/README.md b/README.md
index 011a8b246..8e01ed995 100644
--- a/README.md
+++ b/README.md
@@ -168,7 +168,7 @@ Hard resetting via RTS pin...
 
 # Meshtastic Android app
 
-The companion (optional) Meshtastic Android app is [here](https://github.com/meshtastic/Meshtastic-Android). You can also download it on Google Play.
+The companion (optional) Meshtastic Android app is [here](https://play.google.com/store/apps/details?id=com.geeksville.mesh&referrer=utm_source%3Dgithub-dev-readme). You can also download it on Google Play.
 
 # Python API
 
diff --git a/docs/README.md b/docs/README.md
index 48e8d998e..bd5c2d2cd 100644
--- a/docs/README.md
+++ b/docs/README.md
@@ -28,7 +28,7 @@ Not all of these features are fully implemented yet - see **important** disclaim
 - Shows direction and distance to all members of your channel
 - Directed or broadcast text messages for channel members
 - Open and extensible codebase supporting multiple hardware vendors - no lock in to one vendor
-- Communication API for bluetooth devices (such as our Android app) to use the mesh. An iOS application is in the works.  And [Meshtastic-python](https://pypi.org/project/meshtastic/) provides access from desktop computers.
+- Communication API for bluetooth devices (such as our Android app) to use the mesh. An iOS application is in the works. And [Meshtastic-python](https://pypi.org/project/meshtastic/) provides access from desktop computers.
 - Very easy sharing of private secured channels. Just share a special link or QR code with friends and they can join your encrypted mesh
 
 This project is currently in beta testing but it is fairly stable and feature complete - if you have questions please [join our discussion forum](https://meshtastic.discourse.group/).
@@ -51,7 +51,7 @@ Note: Updates are happening almost daily, only major updates are listed below. F
 
 Our Android application is available here:
 
-[![Download at https://play.google.com/store/apps/details?id=com.geeksville.mesh](https://play.google.com/intl/en_us/badges/static/images/badges/en_badge_web_generic.png)](https://play.google.com/store/apps/details?id=com.geeksville.mesh&referrer=utm_source%3Dhomepage%26anid%3Dadmob)
+[![Download at https://play.google.com/store/apps/details?id=com.geeksville.mesh](https://play.google.com/intl/en_us/badges/static/images/badges/en_badge_web_generic.png)](https://play.google.com/store/apps/details?id=com.geeksville.mesh&referrer=utm_source%3Dgithub-homepage)
 
 The link above will return older more stable releases. We would prefer if you join our alpha-test group, because the application is rapidly improving. Three steps to opt-in to the alpha- test:
 
diff --git a/docs/software/TODO.md b/docs/software/TODO.md
index 07bfad429..7bf428816 100644
--- a/docs/software/TODO.md
+++ b/docs/software/TODO.md
@@ -1,17 +1,22 @@
 # High priority
 
+- nrf52 free memory https://learn.adafruit.com/bluefruit-nrf52-feather-learning-guide/hathach-memory-map
 - modem sleep should work if we lower serial rate to 115kb?
-- device wakes, turns BLE on and phone doesn't notice (while phone was sitting in auto-connect)
 - encryption review findings writeup
+- cubecell
+- DSR
 
 - turn on modem-sleep mode - https://github.com/espressif/arduino-esp32/issues/1142#issuecomment-512428852
+
+```
   last EDF release in arduino is: https://github.com/espressif/arduino-esp32/commit/1977370e6fc069e93ffd8818798fbfda27ae7d99
   IDF release/v3.3 46b12a560
   IDF release/v3.3 367c3c09c
   https://docs.espressif.com/projects/esp-idf/en/release-v3.3/get-started/linux-setup.html
-  kevinh@kevin-server:~/development/meshtastic/esp32-arduino-lib-builder\$ python /home/kevinh/development/meshtastic/esp32-arduino-lib-builder/esp-idf/components/esptool_py/esptool/esptool.py --chip esp32 --port /dev/ttyUSB0 --baud 921600 --before default_reset --after hard_reset write_flash -z --flash_mode dout --flash_freq 40m --flash_size detect 0x1000 /home/kevinh/development/meshtastic/esp32-arduino-lib-builder/build/bootloader/bootloader.bin
-  cp -a out/tools/sdk/_ components/arduino/tools/sdk
-  cp -ar components/arduino/_ ~/.platformio/packages/framework-arduinoespressif32@src-fba9d33740f719f712e9f8b07da6ea13/
+  kevinh@kevin-server:~/development/meshtastic/esp32-arduino-lib-builder\$ python /home/kevinh/development/meshtastic/esp32-arduino-lib-builder/esp-idf/components/esptool*py/esptool/esptool.py --chip esp32 --port /dev/ttyUSB0 --baud 921600 --before default_reset --after hard_reset write_flash -z --flash_mode dout --flash_freq 40m --flash_size detect 0x1000 /home/kevinh/development/meshtastic/esp32-arduino-lib-builder/build/bootloader/bootloader.bin
+  cp -a out/tools/sdk/* components/arduino/tools/sdk
+  cp -ar components/arduino/ ~/.platformio/packages/framework-arduinoespressif32@src-fba9d33740f719f712e9f8b07da6ea13/
+```
 
 # Medium priority