I've had the Aero for a couple of weeks. I enjoy it for a relatively quick cup but pour over (Kalita 185) just tastes better to me.
I found some tasty methods recently from this (recipes at the bottom) Linkey
I agree, the sound is bright and thin compared to Tidal. And regarding the hi res, without Wasapi in exclusive mode, Amazon HD is useless to me. I'm keeping my 3 month trial active in case they remove that bottleneck.