del.icio.us ( http://del.icio.us/ ), goo.gl ( http://goo.gl/ ) and fold.it ( http://fold.it/ ). In this context, the word hack denotes a clever trick (as in programming ), not an exploit or break-in (as in security ). Terbaik dari ladang: Yahoo! acquired blo.gs [6] on June 14, 2005, and del.icio.us [7] on