Originally Posted by RAD_PDX

Yep, this is new since yesterday. I have 2 flights in late May and on 737s and A320s they have all middles blocked and on an E175 they have all aisles blocked. They did not separate my companion sitting next to me on any of these flights, which makes sense and was appreciated. It seems a little bit like the social distancing version of "security theatre" since you still have people in close proximity in front and behind, but I'm sure it's still appreciated during these times.