Chia 1.2.3 is out! Just finished to installed. One of the changes is:
These are the instructions for how the farmer wants to get paid. By default this will be an XCH address, but it can be set to any string with a size of less than 1024 characters, so it can represent another blockchain or payment system identifier.
Will pool operators will accept to pay now in another crypto currency? I think we’ll see it in a near future.