_why and later Pilgrim committed the first infosuicides of our information age. However their methods seem to be lacking, since all their online presence has been thoroughly backed-up by magical Internet gerbils around the globe. I’ve come to think that another way, maybe better, is to let content rot and fall into obsolescence.
With time, and less linking to old content, your online presence gradually fades. You’ve become a fossil, and really few people wonder about those things. Don’t cancel all your domain names, don’t erase all your public code/prose from the net, just let it rot here for the world to forget.