Daniel Cooper, thank you for reporting this and helping make Ubuntu better.
However, your crash report is missing. Please follow these instructions to have
apport report a new bug about your crash that can be dealt with by the
automatic retracer. First, execute at a terminal:
cd /var/crash
** Summary changed:
- Text is fuzzy/out of focus
+ Text becomes grainy/pixelated after compiz crashes
** Description changed:
- Text appears blurry or less-defined than it should, it's so very minor
- but is rather annoying, not sure what causes it other than the earlier
- signs of compiz
