* The "python" command pointed to "python2" on many Linux system for a long time * A lot of libraries were not ported for many years * People kept repeating t

* The "python" command pointed to "python2" on many Linux system for a long time * A lot of libraries were not ported for many years * People kept repeating that "Python 3 is not ready yet", because they read an old statement on Stackoverflow and didn't consider that this might change in only a few years.