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Re: RFC: Separate commit identification from Merkle hashing

Jonathan Nieder <jrnieder@xxxxxxxxx>:
> In other words, usually the benefit of supporting multiple hash
> functions as a reader is that you want the strength of the strongest
> of those hash functions and you need a migration path to get there.
> If you don't have a way to eventually drop support for the weaker
> hashes, then what benefit do you get from supporting multiple hash
> functions?

Not losing the capability to verify old parts of histories up to the
strength of the old hash algorithm.  Not perfect, but better than nothing.
		<a href="http://www.catb.org/~esr/";>Eric S. Raymond</a>