+2,000,000

At the conclusion of this year's main event, 2 million extra chips were in play. Now, I don't think its the massively huge deal people make this out to be, a 'industry-altering' event. However, it is a large mess up on managements part. How to deal with it in the future, I'm not really sure.

Irregardless, a great three-part article on how it is believed to have happened is located here. It is rather intriguing to think they rationalized the situation down to a 22 minute span where the miscount (or illicit cheating) must have happened.