Having the newest operating system is a great thing, especially for all Apple fans. You know, all those fancy features, new design, fonts and so on. But unfortunately, Apple is getting worse and worse with their OSes even though the Beta tests take much time. You never know what will go wrong after the update. I faced the first problems very soon after the Big Sur installation, but most of them were not as… annoying as the problem with pyenv and python installation. Who should expect that during the installation process clang ends with “invalid version number in ‘MACOSX_DEPLOYMENT_TARGET=11.0’”? Pyenv Continue reading