> Research Unix v8-20 had quietly trended towards more things-as-files That brings up another point; UNIXes v8-v10 are even more irrelevant and forgotten than

> Research Unix v8-20 had quietly trended towards more things-as-files That brings up another point; UNIXes v8-v10 are even more irrelevant and forgotten than plan9, despite presumably being more compatible with the venerable v7 UNIX. So pinning plan9s failures on it being different seems to me very misguided