http://en.wikipedia.org/wiki/Windows_To_Go#Hardware_considerations
"Not just any USB drive can be used in this environment and Microsoft has set up specific testing requirements that the USB drive manufacturer must meet in order to be a supported device. Currently there are five USB Flash memory devices listed as supported by Microsoft for Windows To Go[12] :[13][14]
- Imation IronKey Workspace[15]
- Kingston DataTraveler Workspace[16]
- SPYRUS Portable Workplace[17][18]
- SPYRUS Secure Portable Workplace (w/ Hardware Encryption)[19][20]
- SuperTalent Express RC8[21]"
Not “all other USB 3.0 Sticks work”.
