The part about "if you use Spleeter please cite" is about referring to the publication if you are using it in your research or in an app. Don't...
You can skip using Anaconda of course but it will get very hard to setup things. After installing Anaconda, just open an Anaconda console...
You can use Anaconda Python distribution
There is a new research paper published from people at Deezer R&D, which I find quite promising, called Spleteer. Here is an example courtesy of...
Separate names with a comma.