Wow, I have absolutely no idea what could be happening. At that point Puck.js is doing nothing with Bluetooth LE - or even printing characters to the screen - so I don't really see how it could be affecting your keyboard.
What do you mean by 'Ghost keyboard' - do you have a link or image?
Espruino is a JavaScript interpreter for low-power Microcontrollers. This site is both a support community for Espruino and a place to share what you are working on.
Wow, I have absolutely no idea what could be happening. At that point Puck.js is doing nothing with Bluetooth LE - or even printing characters to the screen - so I don't really see how it could be affecting your keyboard.
What do you mean by 'Ghost keyboard' - do you have a link or image?