MULTIBOOT NEXUS 7 WITH MULTIROM
Here’s a nice guide on how to install multiboot on your nexus 7:
http://www.youtube.com/watch?v=w-FRRzkhFiw
Reference XDA thread: http://forum.xda-developers.com/showthread.php?t=2011403
ROMs available: http://forum.xda-developers.com/showthread.php?t=2093797
I rooted my Nexus 7 using Nexus 7 Toolkit, you can obtain it here: http://forum.xda-developers.com/showthread.php?t=1809195
NB: It is worth to donate and receive the unlock code, it’s a fantastic software and donating gives you the ability to automatically update the program.
This also gives you the ability to test Palm’s (and then HP’s) WebOS