The gear picks up lots of virus, keeps it warm, makes the worker sweat and raises skin temperature, the virus is probably adapted to 38 or 38.5 degrees, and the ID50 is absurdly low.
Fits all the known facts. The attack rate among doctors and nurses (since 1976) has been way too high for a standard contact OR droplet model. I think airborne is convincingly ruled out by the Sawyer plane and now by the apartment.
It's the gear. The gear is the vector.
Immediate change is required. Don't hold your breath.
You are probably right. Riding on the suits.