> I don't see why someone in the future trying to debug some problem
> introduced by this commit would care that earlier versions had some
> spelling mistakes or were missing a Fixes: tag. :-)
> 
> Where substantial changes were made between patch versions it
> would be useful if the commit logs were adapted to say things like:
> 
>  "We considered using technique X to do this but rejected
>   it because person Y said it had problem Z"
> 
> That captures for posterity the useful information without
> bulking up the commit log with the blow-by-blow deltas of
> how the patch series evolved across 27 versions submitted
> to the mailing list.

I fully agree.