Thanks @rvpeterson, rearranging my USB stuff and moving the Rift headset
off of a FL1100 controlled USB 3.0 port (an Inateck card) has stopped
the Unity freezes. Will not say it has solved my problem until I have
restarted my computer a couple of tim...
I had to install the 3.8.33709.0 drivers twice as the first time it
seemed to uninstall the old versions but not install the new versions,
leaving the card using Microsoft drivers. These only do USB 2 speeds. I
noticed when the Oculus app was complai...