Should M-SPC respect `sentence-end-double-space'?

[Stephen J. Turnbull]

Sorry for the premature thread hijaculation.  Please respond to this
post, which has an appropriate subject, not the previous one.

Stephen J. Turnbull writes:
 > Richard Stallman writes:
 > 
 >  > M-SPC is an important Emacs command,
 > 
 > Oh, yeah, that reminds me of an occasional wish: should M-SPC respect
 > `sentence-end-double-space'?  It currently doesn't, but it sort of
 > feels like a filling command to me.  If this has been tried and
 > failed, or there are strong intuitions against, I'd like to know.