Not sure if it's due to this upgrade, but qweb worked for me a couple of weeks ago, and now it won't connect.
I don't think anything has changed at my end, and a friend say he has the same problem.
[20:00] qwebirc v0.90-rizon
[20:00] Copyright (C) 2008-2010 Chris Porter and the qwebirc project.
[20:00]
http://www.qwebirc.org
[20:00] Licensed under the GNU General Public License, Version 2.
[20:00] == *** (qwebirc) Looking up your hostname...
[20:00] == *** (qwebirc) Found your hostname.
[20:00] == Connected to server.
[20:00] == Please wait while we process your connection.
[20:00] -irc.x1n.org- *** Looking up your hostname...
[20:00] -irc.x1n.org- *** Checking Ident
[20:00] -irc.x1n.org- *** Got Ident response
[20:00] -irc.x1n.org- *** Couldn't look up your hostname
[20:00] == WEBIRC CGI:IRC authentication failed
[20:00] == ERROR: Closing Link: 208.100.20.84 (CGI:IRC authentication failed)
[20:00] == Disconnected from server: Connection to IRC server lost.