This is why a decaffeinated Diet Coke tastes vastly different from a standard Diet Coke and is also one of the reasons why Diet Coke has a very different flavor to that of original Coca-Cola.

The custom labels are back for the first time in over a decade. Now, there are digital elements for even more personalization ...

That's roughly the flavour too. There's barely a hint of Cola in it. Having already turned to decaffeinated Coke in recent times, for reasons too lengthy to get into now, this is quite a statement.