Have I somehow switched off the autocomplete part of this action for
'reply to all' answers?
Any ideas anybody?
I'd report this in a bug-report if I were you. Google needs to know
something is happening odd. If could be browser related, or simply
your account, so be sure to include all information possible.
Firtunately there was no no need on this occasion because in fact
Ryan's answer got it in one: I typed a comma after the first name in
the CC list and everything after that comes up on auto complete.
Thanks guys.
Geoff