It is fixed for me as well. aptitude still feels more sluggish than in dapper (for example when selecting a package for installation) but at least it's usable now.
Thanks a lot! -- aptitude pegs cpu for extended period of time on "aptitude upgrade" https://launchpad.net/bugs/51893 -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs