Too much work, but still having fun

It's been a long time. Instead of giving excuses about why I've not had time, I'll just share some interesting things. Recently, I've started going through Hoftadter's Metamagical Themes. Honestly, it's not as good as his classic GED but it's a lot of fun nonetheless. Here is one of my favorite self-referential sentences mentioned in the book:

There are thrree errors in thiss sentence.

Do you see the third error? I also really liked the chapters on Lisp. For those of you who haven't seen GED, take a look at the figure on this page.