NI is part of general taxation in all but name. Nominally there is an NI fund but any money deposited there is immediately lent back to the government to be spent on whatever they want.

Oops. I've spoken enough already in the thread, but I do want to thank you for the correction.

In my defense, I'm attempting to perform data operations on a kilo of fatty grey meat from a savanna hominid. I've been meaning to upgrade but have you seen gpu prices lately.