If I'm not mistaken, YC takes a 7% at the seed stage, then the SAFE bumps it to around 15-20% on the next fundraise? From that, they're diluted down in subseque

If I'm not mistaken, YC takes a 7% at the seed stage, then the SAFE bumps it to around 15-20% on the next fundraise? From that, they're diluted down in subsequent rounds is what I presume.