Social media is about having prospective customers in front of you at all times. Have an idea to start this crazy thing like uber for hair cuts, tweed about it and get replies about the viability of your idea instantly. There has never been a greater number of communities four founders. The anch penerial journey can be lonely and isolative, even if you have co founders. I've felt impostor sintram throughout my journey. Having people who understand what you're going through because they've been through it themselves, is invaluable. It's also an insurance policy for the mental journey.