What's the difference between GPLv2 and GPLv3?

Question

I'm not a lawyer and I would prefer a layman's description of the two. Anyone know?

Answer 1

Here's an elaboration about what he means by make a Tivo: Tivoization.

To actually answer your question, Here's a PDF.

Answer 2

A Quick Guide to GPLv3 explains the new features of version 3. You can find more useful information at http://gplv3.fsf.org/.

Answer 3

This is a duplicate. See this.