I think the question is not how fast you can go from idea to first line of code but how long until you find out that your ideas is worth a line of code. That i

I think the question is not how fast you can go from idea to first line of code but how long until you find out that your ideas is worth a line of code. That is an interesting question in itself and would start a whole discussion how easily you could test the feasibility of an idea without writing a single line of code.