thumb drive

Which thumb drives (specifically) work? I've seen the Sentry Mode thumb drive conversations so often, but need a solid recommendation for an affordable thumb drive that actually works for this.

I know in the "interior and exterior" area of the forum there was a lot of talk about the possibility of adding a hub, but as far as I can tell, the majority of the users were looking at hub management for phone charging purposes. This seemed more of a connectivity issue. Now that there is...