If it's worth saying, but not worth its own post, even in Discussion, it goes here.
Have you seen Prof. Hinton's neural networks class on Coursera, or equivalent?
If you can't get access to the materials now (since I don't think there's a scheduled re-run of the class yet), I can make them available to you if you want them.
If it's worth saying, but not worth its own post, even in Discussion, it goes here.