I am a lousy typist. My keyboard skills are rudimentary and functional, at best. I blame it all on the fact that I grew up before the computer age and went to a small boarding school in Australia for my high school years, one that didn't offer a typing class to those students on the academic track. The end result is that I suffer from a lot of stray finger movements and poor positioning when I type, especially on the smaller keyboard of my laptop computer. That can be disastrous when an imprecise and inadvertent little finger movement brushes the insert or delete key right in the middle of the final editing of a sermon. One moment, I am blissfully — if slowly — inserting new insights and additions; the next, I discover — when I finally look up at the screen — that the three most important …