peHUB First Read

* One year into the credit crunch, Fortune looks at eight folks who saw it coming. And eight who didn’t.

* The SEC discovers Twitter.

* Rackspace IPO wrap-up.

* Former Refco president Tone Grant gets 10 years in the slammer.

* David Pauly: Financial cowboys need to be lassoed and corralled. 

* Google: Our AOL investment “may be impaired.”

* Is it time for a Chrysler-Nissan merger?
* Wallstrip on the Summer Olympics:[youtube=http://www.youtube.com/w/?v=Q0UaXg3ZjV8]