Part of "reasonable hours" is not spending time on stupid things that end up being wastes of time. Obviously, this can be hard to determine in an early stage s

Part of "reasonable hours" is not spending time on stupid things that end up being wastes of time. Obviously, this can be hard to determine in an early stage startup, but mostly this comes down to the personality of the other founders, that they aren't pushing for things that don't increase the chances of success or aren't constantly having the company change gears before finding out if the current route is going to flesh out or not.