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Is anyone else noticing more duplicate keypresses (bad debounce) in Lion?
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Is anyone else noticing more duplicate keypresses (bad debounce) in Lion?


  • Subject: Is anyone else noticing more duplicate keypresses (bad debounce) in Lion?
  • From: G S <email@hidden>
  • Date: Fri, 16 Sep 2011 18:09:36 -0700

Hi all.

I'm seeing lots of duplicated keypresses on Lion.  On my laptop,
they're often (but not always) coincident with a little blip of disk
activity; it's as if the system queues the keypress while it's
momentarily busy, and then issues it twice when the disk blip is over.
 If I press a key during these mysterious disk spasms, it seems that
it's always duplicated.  I don't know what the disk is doing, since
there's often nothing else running than a browser.

I'm also seeing more repeats on my iMac.  And although I tend to
assume I'm just making typing errors, it sure seems like some
keypresses are being missed.

I'm using a wired, full-sized aluminum keyboard on the iMac, and a
pre-unibody MacBook Pro.

Just wondering if I'm imagining this.

Gavin
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