Michael Ventura: You can try out the beta, linked in the update at the top of this post.

CM Harrington: Thus far, we've run into no issues with sandboxed apps.

pl_svn: Unfortunately, emailing our thousands of users really wasn't a viable solution. This problem has affected far too many people, but because the software was available for just 48 hours before being pulled, it was a very tiny fraction of our users. Sending an email to all of our users would have been incredibly counter-productive. Instead, we posted this everywhere where the update had been posted, and more.