This is a pretty big thing. Processor-In-Memory has been discussed since the 80ies, but no real world application in sight. And here comes a multi-billion-dollar company and announces an actual product - after having worked on it for seven years in secrecy!
Here are some more links: http://www.eetimes.com/document.asp?doc_id=1320124 http://electroiq.com/blog/2013/11/micron-announces-developme...
edit: yeah i know, youtube is down! Much more important!