But some intrepid developers over on enthusiast forum AVIC411 have discovered a way to boot software directly from the SD card slot on Pioneer's NEX series of aftermarket Android Auto head units.

Now there’s a way to boot CyanogenMod 7 from a microSD card — no rooting required. That means you can pop a microSD card in your tablet, hit the power button and boot into CM7.

This could eventually allow you to install CyanogenMod 9 with Android 4.0 Ice Cream Sandwich on an SD card and run it without erasing the stock Barnes & Noble version of Android that comes ...

Because the Nook Color is designed to boot from a micro-SD Card first by default, the e-reader will run the preloaded CM7 if you select it in the boot menu.