What programming language is not promising?

Question

What programming language is not promising and it is not worth spending time studying it?

Answer 1

Python - Currently big for machine learning and data science, but those are both likely to get bigger faster than computers become faster. This will make faster languages more appealing for this.

For anyone about to say C++:
https://www.sololearn.com/Discuss/280672/?ref=app

Answer 2

Malbolge. Really, don't do it.