Sort:  

It can add a little bit of extra accounting work, but not too much if you set it up right. Depending on your software, you can either treat it like any other foreign currency transaction, or make it like a bank account and then revalue it to Sterling when you convert from crypto.

The bigger issues I have are a customer base that are resistant to crypto (no matter how much I'd love to take it !) plus the lack of any crypto plugins for WooCommerce that let me choose HBD and/or HIVE as an option alongside more widely known things like BTC and ETH.