I think it will help if you know why what you're going to build is going to be better than what exists. Like Google knew its search will be better, like Zoom kn

I think it will help if you know why what you're going to build is going to be better than what exists. Like Google knew its search will be better, like Zoom knows its conf is better than WebEx. Apple is the quintessential example of "take a sad song, and make it better".