It is not often that I just send my readers to another blog without providing some analysis myself, or at least building a blog post around it. But I am short on time and have just read a post I think everyone needs to read:

Google’s Policy on No follow and Reviews is Hypocritical and Wrong
By - Michael Gray

Enjoy… And stay tuned for a possible post about Yahoo messing up a 301 redirect. I’m trying to sort this out at the moment - hence the “short on time” part.