Not only is technology rapidly changing, it is rapidly dying too. Witness modern day French students trying to figure out technologies from the 1980s! They do well with some things, but the 8 track stumps them!
Via my IBM colleague Eric Andersen (eric_andersen) on Twitter. If you only want to follow a few people on twitter, Eric should be one of those people. I learn alot from his twitter feed each and every day.