I love this idea.

Luke Mewburn <lukem@goanna.cs.rmit.edu.au> writes:
> Is it worth maintaining a file somewhere (maybe `doc/build-notes')
> which contains entries of the form:
> 	   ...
> 	1999/01/04	recompile usr.bin/lex before make build.
> 	1999/02/15	recompile gnu/usr.bin/texinfo before make build
> 
> Detailed instructions on important stuff (e.g, ELF conversion, etc)
> could be put here. Users updating from sources should take heed of
> the notes dated from their last update.