I'm a PHB these days but I'm 2/3 the way through building a Prusa 3D printer so all hope is not lost. Also, unlike most other MDs, I have a soldering iron and

I'm a PHB these days but I'm 2/3 the way through building a Prusa 3D printer so all hope is not lost. Also, unlike most other MDs, I have a soldering iron and a fair few ESPx devices on my desk ...