They've Gone Comma Crazy!

I always appreciate the use of proper punctuation. However, some people do tend to take things a little too far. I don't have perfect punctuation, and I never claim to. However, I don't understand how some people can go so overboard with their punctuation.

Example: Sometimes; people need to, relax, think, and be sure to;, look up, how to use some kinds of punctuation, before: they go about thinking just how good at it, they; are,.

Of course, my example was an over exaggeration. But one...