Couple ideas came to mind. I'm sure there are others. 1. Would you be working on a product with a potentially huge market? Or is it simply a "cool" product? 2

Couple ideas came to mind. I'm sure there are others. 1. Would you be working on a product with a potentially huge market? Or is it simply a "cool" product? 2. How do you like the founders and other people? Ask them: what are the 3 best things they like about the work, and the 3 things they detest the most? What's their history?