Have you actually READ the article?

Yes and there are reason why Unix went nowhere while Linux took it's place. BSD went from being "something far beyond Linux" to "roughly equal, sometimes better, but often much worse". Yes, Apache/BSD licenses attract more developers and they do more work which is then wasted when companies go out of business. NetBSD tale should teach us something. <snip>

That's true, there is no life time guarantee that someday you will be on your own using llvm when rest went closed. But in reality llvm+clang looks like a great piece of software (just avoiding the platform buzzword...) that can support existing C and C++ code...For now it just appears to be better software. Integrating clang with stuff like anjuta or emacs would finally bring actual code editors instead of text editors. ... ok just rambling now; sorry ;)