The tricky part of any Patreon like service is the payment. I guess somebody has to create one with Alipay and many other alternative payment providers to Paypa

The tricky part of any Patreon like service is the payment. I guess somebody has to create one with Alipay and many other alternative payment providers to Paypal to have a truly free service. I would even consider some sort of crypto currency use here (this would be an excellent use case).