These are definitely must read articles.

First, two articles about Tabula Rasa:

History, Timeline and Post Mortem of Tabula Rasa

The End of Tabula Rasa - Server Shutdown Event

Second, a very entertaining list of some great WOW Videos:

Best World of Warcraft Videos on YouTube: The Good, the Bad, and the Ugly

Finally, a review of a unique, free browser based MMO:

Renaissance Kingdoms - One of the Best Browser Based MMOs Online? 

Check them out, give them a read, and report back!