Response embedded in the list of questions.

Understood - The one Paul Thurrott recommended looked promising (you might check his review again), but I don't think he was satisfied with it's performance.

I've found the devices from Gyration http://www.gyration.com/ are high quality and work well. You might look at their products.

Paul Thurrott was working on a similar project, https://www.thurrott.com/hardware/77666/byopc-imperfect-little-woku Long ago and far away I built a full sized HTPC. I had the same experience Paul...

Programs will launch much faster with 4GB. The 64GB fills up very quickly particularly when carrying videos. I don't remember how much space is free on the 64BG but installing Office and several...