http://bugs.winehq.org/show_bug.cgi?id=18296
--- Comment #15 from Michael Abbott michael@araneidae.co.uk 2009-07-21 01:09:54 --- (In reply to comment #2)
Obviously a KDE's bug. Wine perfectly copes with repeated key presses. Report to KDE.
Can confirm this using XFCE, so nothing to do with KDE!