Why are there so many websites that are hijacked by online gambling sites to launch their spam so that they can be indexed in Google searches, is there any way to secure against this?
Manim is a python library created by Grant Sanderson to create really great math animations - if you've seen his YouTube channel 3Blue1Brown, he built Manim specifically with that in mind.
There's two versions, the version on his github specifically for his videos, and a community version that is more maintained.
The community version is the one that got hacked.