The market is usually the only one knowing if your product will be successful or not, if your idea will be a great fit for a real need. Let me tell you a story about Mercedes… Watch the video at https://www.youtube.com/watch?v=MGZEU3gfp3E&feature=youtu.be and please subscribe at my YouTube channel at https://www.youtube.com/channel/UCOExhrXCpUe6MHykXaLJcmw