Alan McKinnon wrote:
... I'm also not sure anymore about which portage version was first to support sets. What I did was blow my top at the forced downgrade of portage at Zac's whim, and unmasked portage. Lots of troubles immediately and at once went away when I did this...
Maybe that's why I remember using @preserved-rebuild once or maybe twice. I'm running the same portage now on x86, ~x86, and ~amd64, i.e. 2.1.6.13, which apparently doesn't know about sets. portage-2.2_rc33 is masked on my profiles.

