It would be great if the same device (X20 - in my case) would be offered in other form factors. My "perfect" setup would be with 2 ceiling mounted points and 2 "normal" cylinder AP.

i have a X20 and the error is very frequent and obvious. On a mac, the email looses connection with the IMAP servers , new SSH connection scant be made... it's a pain ... wifi off/wifi on and...