100% it was The Edge. I was right in front of the stage, and remember being confused as to whether it was a joke or not, but then Bono corrected him and Larry was pissing himself.
Agreed, if u've read the book 4 years isnt necessarily standard. HTDAAB was meant to come out much sooner. and how quick did they knock up Achtung through to Pop, and after that it was only 2 years for ATYCLB.
I personally think they've got an album under way from the sounds of things with...