The obvious way to keep it basically the same while accounting for non-linearity is to tie it to the total number of badges instead to the "highest" one you have.
That's how the constitutional amendment guaranteeing the right to vote for everyone over 18 got passed in the first place.
And nothing besides another amendment can raise the age.
This site uses cookies to help personalise content, tailor your experience and to keep you logged in if you register.
By continuing to use this site, you are consenting to our use of cookies.