>For a programming paradigm, it's required. A programming paradigm that is not used by many programmers is not successful paradigm. It's a failure or it hasn't

>For a programming paradigm, it's required. A programming paradigm that is not used by many programmers is not successful paradigm. It's a failure or it hasn't succeeded yet. No it's not that's just a made up assumption by you. Nix and BSD are currently not popular. Even linux at one point was not popular. There are thousands and thousands of examples in software where the technology isn't popular but very successful on every other metric. There are opposite examples where the technology is popular but pretty unsuccessful in every other metric.