Right, but it's a 1-hour unpaid phone screen vs. a a 6-hour paid project. I can understand not wanting to do that if you're a full-time employee, but if you're

Right, but it's a 1-hour unpaid phone screen vs. a a 6-hour paid project. I can understand not wanting to do that if you're a full-time employee, but if you're a freelance developer actively looking for jobs, why would a paid project be worse than an unpaid phone screen?