Re: [webpayments] Should we standardise a callback mechanism for payment apps to communicate to 3rd parties? (#76)

Many times communication and updates happen using out of bands communications. Asyncronous communications add a lot of development value even if its hard to find business justification. We utilize web rpc endpoint mappers to accommodate business and development use cases. 

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Reply to this email directly or view it on GitHub:
https://github.com/w3c/webpayments/issues/76#issuecomment-178128821