>it doesn't really matter about what you want heyuri to be: it is defined by what it allows
Right... and it allows what we want it to allow, which is entirely (besides Rule 2) based on what we want Heyuri to be

Rules and customs can change at any time, and have done numerous times already

>heyuri seems to have a very low reputation among both 4chan and other altchans.
Most imageboards have low opinions of other imageboards - and some even have low opinions of themselves LOL