Which bookmarking sites do you use? The choice is getting ever wider and there appear to be new sites appearing almost on a weekly basis. The big news story from 2012 was probably Pinterest but others are creeping up on the inside. Twitter still emerges as everyone's favourite bookmarking site, combining lively social networking with the ability to group users and save favourite tweets. This post over on Brian Boyer's blog has a few old favourites and a few new surprises... The pic is from the Marcofolio.net site, which also has a few good things to say about social bookmarking. So...which ones do you use?