> Imagine some incubating startup where you have an initial 4-week runway for development Who have been asked to build something that does X, Y, and Z. Without

> Imagine some incubating startup where you have an initial 4-week runway for development Who have been asked to build something that does X, Y, and Z. Without tests how do they know when they're done? How do they convince other people that they've done what they were asked?