Radioshack didn't sell stuff for makers.
Well, they tried, briefly. By then, the only employees they had (and the only ones they knew how to hire) were cell phone salesmen 
does this mean we will be seeing some local/semi-local Adafruit retail stores?
We don't know what it means. It probably means that she managed to pick up a neat mounted plaque at the latest RS Bankruptcy auction (which made the press already for including various "company memorabilia" type things: 18 Fascinating Items From RadioShack's Corporate Memorabilia Auction)