You may not be full on anti-vax, but you're very clearly anti-science.
> I expect I've had all variants
No evidence of this.
> and apparently my immune system is on top of it
No evidence of this.
> in which case there's nothing to pass on
Even if the above were true, we don't know how long you'd have immunity.
> and the people in my area clearly don't care if I did.
They would if they caught it and had severe symptoms.