Great at the age of 22.
Your concepts is really nice and extraordinary, it might you face a lot of compositors already but still you do your revolution your way.
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About value of startup.
If your are calculating your startup >>

Investment is the 1st part + Estimated yr. Revenue after the investment + calculate the per user revenue(future esimation) + Your strategy investment, resources, planning marketing, infra and all major minor which you consume in the startup