When shooting with DSLRs, you have always to do it only with CF and SD cards, so to me this 20-specialist readers have always gone on the nerve. This one is compact and does everything it should, thanks to USB 3.0 high speed. 1a.
Tip / Addendum: There are on the homepage of Lear a firmware update, which enables higher speed UDMA 7 cards. Be sure to load!