Not only development of PA itself. Since the message that PA was here to stay was received, everyone got the point that the only way forward was to fix all the

Not only development of PA itself. Since the message that PA was here to stay was received, everyone got the point that the only way forward was to fix all the buggy audio drivers. It's no surprise, that it helped. Sure, it sucked for the affected users at the time, but in the long run, we all are better off.