Martin: this seems to work, but there's another small gotcha: you need the ubuntu-sso-client-qt installed:
https://askubuntu.com/questions/358491/unable-to-turn-on- recommendations-in-ubuntu-software-center#440705 (I didn't yet have it for some reason.) -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1033598 Title: the CAPTCHA challenge in Ubuntu Software Center is much too difficult to solve for a real human being To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/software-center/+bug/1033598/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs