If you are still experiencing issues with version 1.6.2 crashing on start up please try uninstalling and re-installing from the market--especially if you were running from the SD card. Feel free to e-mail us directly if the issue doesn't go away.
If you get to level 9 and can't go on to level 10 it's because you have not earned enough cheese. Go back and complete the earlier levels in fewer moves and level 10 will unlock.
(v)1.6.2 Scaling fix for Nexus 4.
It's time to relax your brain. Challenge now with 810 Magic Block.