And when we say it should come off, we mean the thing should just come off right? I mean, I've had ones before where this is what happens. But, pull as I might, this one just spins and does not budge up at all.

It feels like some kind of practical joke. Some kind of christmas cracker bottom bracket. Either that or it's so super clever and high tech that I couldn't possibly summon the synergistic dynamics required to install it. I'd have thought that kind of tech would cost extra.