They often tie it to current offerings. So your plan may have unlimited 4G data for life, but won’t include anything faster/newer. So once you want/need 5G, you have to switch to a different plan.

He literally doesn’t believe in germ theory.

And I don’t mean ‘literally’ as in ‘figuratively’. He genuinely doesn’t believe in the most basic element of modern health and medicine.

You can’t expect him to then grasp something as nuanced as dosage.