This is extremely rare, way more rare than people who merely think they're fine with much less sleep. Given you seem to have spent a lot of time thinking about

This is extremely rare, way more rare than people who merely think they're fine with much less sleep. Given you seem to have spent a lot of time thinking about this, perhaps you've already been to a sleep medicine doctor, but if not, you really should. They'll be able to confirm you're one of the rare individuals who actually won't benefit from more sleep.