And Clark Kent and Superman have massive differences, not just the laughed at glasses thing. There’s things like changing his demeanor, the fact that Kent is several inches shorter because he both slouches and uses his super strength to compress his own spine with his back muscles, constantly slightly vibrates at super speed as Superman to soften his features, etc
I mean, that seems pretty normal? I’m about 70% sure they must have shown some of those 250 or whatever gallon tanks that get filled monthly or so at some point, and having that as a recurring bill rather than ordering it every month seems entirely reasonable