Bricked my Pico : (

Hmm, sounds like a USB connection problem - could it be the cable or something? It might just be that your PC has got confused and needs restarting?

• Red flash is great - and means Espruino has got past the hardware initialisation phase
  
• Red and green on constantly is the bootloader saying it's initialised, but it hasn't been able to connect via USB. When it's connected it'll be oscillating between the two