I've tested a handful of them and they're always the same: not a single one of them are advertised in a honest way. Some have even a true USB 3.0 connector sold

I've tested a handful of them and they're always the same: not a single one of them are advertised in a honest way. Some have even a true USB 3.0 connector soldered, which of course the chip doesn't support. I didn't know I had you to thank for a far better support in Linux!