The usual suspects want to end the learning period for commercial spaceflight.

As George points out, it is not obvious that making people wear pressure suits doesn’t add more hazards than it reduces. We don’t make everyone on an airliner wear a parachute. We minimize the possibility that they’ll need one. Just design to vehicle to have a low probability of unexpectedly depressurizing. We know how to do this much better today than we did in the sixties.