I thought it might be
'a noob sighn' but with over enthusiastic use of th espacebar
(
Prof UnderCover evitable,
Mon 2 Jul 2007, 13:50,
archived)
or "a noob sign"
but with over enthusiastic use of the "h" key
(
AudioLag there ARE two zeros in n00b,
Mon 2 Jul 2007, 14:00,
archived)