After decades of working with computers, I started to develop some wrist and arm pain a few year ago. So I switched from using whatever random mouse I could find for under $20 to using input devices ...

One could make a mini-itx computer, connect a battery to it like a UPS perhaps the size of a laptop battery.. But then for screen and keyboard, how hard would it be to connect a laptop to the mini-itx ...

It's fairly standard practice to hook up a laptop to a larger display at home or at the office, but what's less common is to use a laptop as the second screen—even though it's not difficult to set up ...