App feature request - Top up in app in addition / rather than Paypoint, because....

Just went grocery shopping.

On the way back, popped in to a local Paypoint store, to add money to my balance.

I was told that all Paypoint payments must be cash only, so my debit card payment was refused ! I believe this to be inaccurate information, so was wondering if the ability to top up in the app is something under consideration, in order to cut out the "paypoint middleman" as it were...