" Ulbricht grew up and went to high school and middle school in the Austin, Texas, area. " source: http://www.businessinsider.com/meet-ross-ulbricht-the-brilli...

(the owner of the bitcoin address in question): " Dustin D. Trammell Lived in Austin, Texas " (and has since 2002, when Ross lived there) source: https://plus.google.com/116073269295024509653/about

Study debunked, nothing to see here, move along eh? Probably just a big coincidence and they never met or knew each other yet were working in parallel and Trammell's exact coins happened to end up in Ross's hands. The FBI will be all over this soon enough.