@nixCraft one of the big design choices by
@codinghorror going all the way back to 2008, was that comments were tiny as people are here for answers. There was actually no way to comment when stackoverflow first launched, and the tiny comments were the compromise. The beta site is just a complete misunderstanding of why the site worked. Seems like it is not happening though:
https://meta.stackoverflow.com/questions/438628/retiring-the-beta-site