Indeed. But at least you know what you're getting - or not getting. With Viking you pay the price and are later informed that there is more to pay ("gratuities").
"You can go to any bar, any time, any place, for any reason, and get what you want."
With or without the package. This has been pointed out dozens of times. The package is only a payment plan and has NOTHING TO DO with choices or availability.
There was, or you could get, tonic. I'd have them stock two rums, two gins, two cokes, two tonics. Then either a G & T or a Cuba Libre (or two) before bed.