In a Q&A, Python programming language creator Guido van Rossum said it was "almost taboo to talk about a Python 4 in a serious sense" following the troubled migration from Python 2.0 to Python 3.0.

SEE: Programming languages: Python is on the verge of another big step forward Python's move to top spot on the Tiobe index was a result of other languages falling in searches rather than Python ...

Python is versatile, simple, and has been a longtime favorite - but its sluggishness, runtime issues, and mobile app development woes doom its future.