Lots has been said about differentials.

Lots of incredibly wise and guru-esque things.  As you’d of course expect from such an infallible transdimensional beard.

There’s even a video playlist of just differentials topics.

And differential stuff in the wiki.

Clearly nothing more needs to be said.  And yet there is:

Two more videos left for this animated series.  Stay tuned.

Unrelated bonus content screenshot inbox item:

There we go.  Make some 20/20 gains!