bug#6129: 23.1.96; Viper <I>nsert mode motion commands severely delayed

[Chong Yidong]

David Reitter <david.reitter@gmail.com> writes:

> X-Debbugs-CC:xqg6b2x02@sneakemail.com
>
> I see the below bug in a new 23 branch build.
>
> The cursor appears stuck (but flickering) when holding C-b in viper
> (expert 5) insert mode.

I can't reproduce this on either the branch or Emacs 23.1.  It may be
NS-only.