It would be great to be able to email receipts to customers when you receive their payment, at the moment you can only print and I find this waists time and paper. (The email remittance feature work...
ANY emailing of receipts of any kind, on any version or platform would be a welcome sign at this point!
It's already been 5 years in planning without any progress to show. So I wouldn't hold your breath.
Once again, paying customers must look to in-house workarounds and third party solutions to perform basic everyday accounting functions.