Not necessary - by using this rule you might miss a lot of truly brilliant people (I know a couple of them: they just mumble about things and you understand wha

Not necessary - by using this rule you might miss a lot of truly brilliant people (I know a couple of them: they just mumble about things and you understand what they were saying only after you see their design and code). This again tries to equate somebody being able to express something using English (in other words, being a good communicator) and ability to really understand the nature and working of a very complex system or idea. But each startup must have at least one founder which has this capability.