Why does it matter that this is a startup? I mean that seriously: you don't have any equity, you're not a founder. If this were a job at any random, establish

Why does it matter that this is a startup? I mean that seriously: you don't have any equity, you're not a founder. If this were a job at any random, established company and you saw the end coming, you wouldn't hesitate to get out. And it doesn't sound like the best job in the world. It's just a job, and jobs end. Treat it like one.