[gruez]

>but how do I know I'll have more leg room anyway?

google flights literally has a legroom indicator.

>Maybe they'll just upcharge me.

the common upchargeable items (eg. baggage) can either be found on google flights, or are easily searchable.

>Same for restaurants if you're a traveler and don't have time to get familiar with the reputation.

That's basically a perennial problem with tourist trap restaurants, no need to invoke "enshittification" or corporation bashing.