Thinkcloud writes: The first beta of version 12.04 includes the 3.2.0-17.27 Ubuntu kernel which is based on the v3.2.6 upstream stable kernel. Rhythmbox has been included as the default music player, and importantly there are now options to tweak the Unity interface via “Apperances” feature.
We warn the reader in advance that the proof presented here depends on a
clever but highly unmotivated trick.
-- Howard Anton, "Elementary Linear Algebra"