9pm Update
So at 7.30pm the CEOs office emailed to apologise for what happened. It was a proper apology, not one of those "we are sorry if you were offended" apologies!
They are refunding my payment without me having to travel to Surrey, they're donating to Young Minds
Hi @Tesco
On Good Friday I experienced the most awful and humiliating experience in your Hurst Park (Surrey) store. I popped in to pick up groceries on my way to visit friends. I used “scan as you go” as I always do, and paid £75.92 for my groceries, using my Apple Pay.

