coalesced repies

[Mike Stump]

On Monday, December 9, 2002, at 02:20 AM, Tom Lord wrote:
> * Performance is so important that a faster system will convince
>   many people.  Bitkeeper is far nicer in this reagard than CVS.
>   (David S. Miller)
>
> In the most important case, arch is very fast at these operations.
> For example, most of my checkouts happen at roughly the speed of `cp
> -r'.

One of your competitors (IBM) does this in O(1) time.  If you wonder 
what the constant is, oh, a few seconds.