And for the firmware, after few tries, I think the latest is here: https://ghistorage.blob.core.windows.net/downloads/TinyCLR/Firmwares/EMX/EMX%20Firmware%20v0.9.0.glb
And for the firmware, after few tries, I think the latest is here: https://ghistorage.blob.core.windows.net/downloads/TinyCLR/Firmwares/EMX/EMX%20Firmware%20v0.9.0.glb