Zynga Poker Won't Overtake PokerStars - Bill Rini

Znyga Poker [3] is an interesting phenomenon in online poker. Offering play money poker only, and integrated into Facebook, they have succesfully built a huge player base due to the bigger (offering real money play) poker rooms' failure to account for their play money division properly.

[4]
They recently updated their software on Facebook,
now offering Mandarin language as well

Bill Rini, considered expert in poker, wrote about just this in his blog post published today, I recommend it to everybody. He argues that even if the US will allow online poker, Zynga won't stand a chance against the likes of PokerStars and Full Tilt, as predictions say. You can find the post here [5].