This seems like DC's version of Marvel's Ultimate universe.
http://www.newsarama.com/comics/0912...h-One-DCU.html
DC announced today "DC:Earth One" a brand new continuity for the DC Universe that will begin with Superman and Batman. It will be Trade Paperback format only and will be released twice a year. Superman will be written by JMS and Batman will be written by Geoff Johns. More at the link.
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Its an interesting idea, but who isn't familiar with Batman and Superman's origins at this point.