I haven't been able to successfully submit an update recently, about a week. I haven't seen anybody else mention it, so it may very well be me. I can select a pkg file, upload it, but I can't save any changes. I see this error:
http://f.gabe.bz/1A2U0H1E2t1cI've tried other browsers, but no luck anywhere. But it's hard to believe the package update page would be broken for this long.