Hold on, hear me out :o) We're a really focused and strong (and almost too commercial) community, and we really have put our focus on features and output, and we've lacked a lot when it's come to making it all work correctly in every possible case.
That's where quality testing comes in. I've been thinking about Drupal's quality assurance process for a couple years now, but in the last few months it's really come to a head for me. My personal "dam-breaking" moment came when the Batch API in Drupal 6 prevented install, and other tasks depending on the API from running automatically, or in text based browsers, or in browsers were people have been privacy conscious and disabled JS and Meta refresh tags.
Without proper quality trails this will continue to happen. And here's another point I'd like to make: