This problem magically went away. Thank you to whoever fixed this.
** Changed in: gnome-terminal (Ubuntu)
Status: New = Invalid
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Keyboard input is sluggish
https://bugs.launchpad.net/bugs/651486
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Desktop Bugs, which
There is sluggishness when using rxvt-unicode too.
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Keyboard input is sluggish
https://bugs.launchpad.net/bugs/651486
You received this bug notification because you are a member of Ubuntu
Desktop Bugs, which is subscribed to gnome-terminal in ubuntu.
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** Attachment added: Dependencies.txt
https://bugs.edge.launchpad.net/bugs/651486/+attachment/1654880/+files/Dependencies.txt
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Keyboard input is sluggish
https://bugs.launchpad.net/bugs/651486
You received this bug notification because you are a member of Ubuntu
Desktop Bugs, which is
** Description changed:
Binary package hint: gnome-terminal
When I type into a gnome-terminal window the response is often, but not
always, sluggish. It can take a second or two for key-presses to be
reflected in the display.
This machine was upgraded from Lucid, where this
