I suspect it *is* Mozilla, but I'm not sure. It'd be great to hear from some devs here.
I did do some troubleshooting in the following threads that might be useful: https://forum.kde.org/viewtopic.php?f=111&t=110202 https://forum.kde.org/viewtopic.php?f=111&t=117704
I was told "Firefox has quite a lot issues with X as they more or less have their own toolkit instead of going with default ones." Indeed I have only come across this problem with FF/TB and unclutter, and nothing else.
I suspect it *is* Mozilla, but I'm not sure. It'd be great to hear from some devs here.
I did do some troubleshooting in the following threads that might be useful: /forum. kde.org/ viewtopic. php?f=111& t=110202 /forum. kde.org/ viewtopic. php?f=111& t=117704
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I was told "Firefox has quite a lot issues with X as they more or less have their own toolkit instead of going with default ones." Indeed I have only come across this problem with FF/TB and unclutter, and nothing else.