They don’t want you to pay. They set the price artificially high to discourage you so they continue business as usual while complying to the laws. The price is a PITA charge to make it worth their while and to still profit from the ads they would have shown you.

You could offer to spot them.

Is this the part where “it will just blow over” that Spez was talking about?

“We’re too cheap to have WiFi “

They should then adjust their prices by 18% on all items and not have this bullshit on the receipt. Let the customer choose when ordering how much they are willing to spend instead of this. It will make the process much clearer and avoid confrontation. Bad judgement on the owners.