After the catastrophic failure of the mother-board on my study computer I decided to reflect a while to see what my computing needs are and what I ought to do about them. Here's the "fruit" of my reflections. 1) My study computer (deceased) is really my master storage for all my files, including music, photos, ebooks, etc. That doesn't really need to be a PC. It could just be a hard disk. 2) My main work computer is the mission laptop, bought in 2005 and beginning to show signs of its age. The wifi fails in the middle of the most important emails and a hard disk diagnostic programme that I run occasionally always says "Blimey, mate, I hope you've got this hard disk backed up!". 3) Then to carry round to churches etc. I use my little netbook. It's great for presenting powerpoint and for work on the fly. To carry to Britain and on the trams and buses it's super. But it's no good for preparing powerpoint files or even prayer letters becaus...