2. Try typing in an obscured terminal window without raising it. 7. Yes, kind of. But saving in the wrong place because you can't quickly perform an operation

2. Try typing in an obscured terminal window without raising it. 7. Yes, kind of. But saving in the wrong place because you can't quickly perform an operation on an obscured window and be sure focus is restored to the one you had before. (Or can you? I recall intermittent behaviour and am quite sure that at least keyboard focus is lost) 8. Last time I checked the laptops all had one button. 9. $39.95 10. Reportedly too much hassle (hardware issues).