[PATCH] improved loading time of hg annotate for Paper

[Matt Mackall]

On Sun, 2009-02-22 at 22:00 -0500, Sid Kalra wrote:
> # HG changeset patch
> # User Sid Kalra <sid at sidkalra.com>
> # Date 1235281407 18000
> # Node ID e04ab96dbde4d067dff3f68cc6f29799811b98db
> # Parent  3b8f2750efcfa548849f7ac6001e9724d2c65f57
> improved loading time of hg annotate for Paper

Can we get a summary of the magic involved? What's the theory? How
noticeable is the change? Any drawbacks?

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