no.

Woah buddy, you’re at about a 9, we need you down at a 3.

“Dad” doesn’t know anything about web design, but he knows (presumably son) makes them, and he ballparked a number making the entirely common armature mistake of thinking it’s as easy as setting up your facebook page. He’s also not demanding anything here. Nothing about this exchange suggests that “Dad” was going to require that the work be done at the stated price. It seemed like

Maybe before you go burning bridges and obliterating a family relation, consider how much easier it is to tell “Dad’s Buddy” that while Dad was well meaning, he was way off, and Buddy is free to compare with other estimates, but $X is actually a much more reasonable value.

Alternatively redirecting gravity by 90° would also solve the problem, without the difficulty of needing to reposition the bite.

Exactly, the Humble slider should mean the lowest but instead they get a whole 11 cents more than the Charity option, and 4 cents more than the developers. It’s preposterous. When the sliders are that close, yet there’s a whole 3% difference, it’s Asshole Design. Obviously the best answer is to use some other service that doesn’t even bother giving anything to charity at all. The good can get fucked, Perfect or Nothing.