If you stay on your current course, how and when are those millions going to materialize for your launch? Since you are competing with existing companies, how

If you stay on your current course, how and when are those millions going to materialize for your launch? Since you are competing with existing companies, how are you different enough to be attractive to investors? The fact that you haven't been able to raise any investments to date suggests that those who passed on the opportunity could see things that you are ignoring.