[Windflier]

he could care less

Ahem....

It's, couldn't care less.

[Oscar in Batangas]

It can go either way...

“Couldn’t care less” is pretty straightforward,

BUT

“Could care less” implies total lack of caring squared. I.e. I don’t even care enough to care less.

So:

I could care less, but I don’t even care enough to care