They are leaders in their domain, no doubt, but they sold any remnant of a good culture to get there. I would count your blessings, I'm sure they would pay well but I'm equally sure the job would be soul sucking. This is just flag number 1.
Unreasonable is anything where it only costs one side, for example, or if unduly burdensome on one side.
It's like -- you literally told them to not value your time, and now you're going Pikachu face.
I have done them in the past, I think, so I'm not above it, but I do think we should call out the incongruous thinking, if that's the phrase.
Sorry, I can't resist.