ICStats on 06 December 2014
Lots of these have sold on ebay for $1500~2000. There is one going for over $15000 now.
http://www.ebay.com/itm/Sony-Playstation-4-20th-Anniversary-Edition-BRAND-NEW-FACTORY-SEALED-PS4-/201235004516?pt=Video_Games&hash=item2eda8a7c64
I wanted to get one, but couldn't because didn't see the Twitter announcement on time 
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My 8th gen collection
