Sony is considering a second launch for PSP Go, based on Edge-Online s report on rumors originating on game site Gamervision.  Citing a source close to Sony, Gamervision says the company is considering a marketing blitz to ignite sales of its PSP hardware spin-off.  Sony launched PSP Go in fall 2009 as a version of its handheld system with the disc-drive removed and equipped only to play downloaded content.  Edge-Online says Gamervision further speculates that a price drop could be part of the re-launch strategy.  Sony had not commented on the rumor at the time of this post.  Read more at Edge-Online {link no longer active}.