Maybe you can pay using bitcoins
1. Models prefer $ or
2. How do You immagine the time of confermations?
Models are accepting tokens to avoid problems and ban.
Nowadays, model needs to adopt with the modern world as well, if they know about bitcoin certainly it would be easy for them to be more profitable while working online, they can attract more clients than with simple fiat.
They are still more than those of clients who pay real money rather than bitcoin. Cryptocurrency is money that are not very many.