Yes? Rebuilding and (retesting!) the system on every major update is not a bad idea at all. I rarely install binaries from out-of-repo sources so that is not a

Yes? Rebuilding and (retesting!) the system on every major update is not a bad idea at all. I rarely install binaries from out-of-repo sources so that is not a great problem for me. And those I do install tend to be statically linked anyway.