Running Jaunty 9.04, fully updated as of Monday 18 May 2009.
The Gnome project's decision to implement an unannounced (to the end
user) separate compose key list shows mind-bogglingly poor judgment.
As Jan Minář notes, compose is a powerful mechanism, and quite simple
and easy to use as well. Gn
Did my best to report on this issue. It sounds like Gnome is struggling
to integrate older compose key sequences with the X11 lists, and these
bugs are cropping up due to list disagreement. Judging from the bug
report discussion, hopefully these issues will be shaken out before too
much longer.