This image was lost some time after publication., the social-bookmarking website people use to track, categorize, and share their favorite webpages, is testing a new version. But did its engineers really mean to give the whole Web a glimpse of the redesigned site by snapping photos of the usability lab? It's hard to make out details of 2.0, but we know this much: As insiders have been hinting for a while, the pink highlights showing a bookmark's popularity are gone. (Photo by nzdave)