'Solutions', a working title of 'Supercollider', was one of the titles that appeared on the blackboard the band used during two weeks of rehearsals from september 19th to 30th 2005. At the end of that session, Colin posted a picture of this board on Dead Air Space on september 30th, unfortunately (and probably intentionally) in rather low resolution, so that some of it can't be deciphered:
On April 1st 2008, Thom played a first hint of this song right before 'Everything In Its Right Place' during the evening show for the BBC:
During the In Rainbows tour in 2008, 'Supercollider' was one of three songs that Thom would play on his own at the piano to open the second (and sometimes the first) encore. It had its debut on June 6th. The performances given here are from June 7th and 10th: