Twitter hashtag spam

Watching a gripping game of Rugby League between West Tigers and St George I curiously grabbed my phone to check the Twitter stream. Looking for a shortcut to league tweets I checked trending topics–no league unfortunately but there was “tonga” trending because of the first game of the Rugby Union. So I checked it out. Now I have seen spam twitter profiles, been @spammed and have heard of direct mail spam. But had not seen such blatant pr0n spamming of a hashtag. Note #tonga …