Design is great but why should I use your product? I can use Skype which supports video and groups so your idea isnt new or revolutionary and in fact is lacking

Design is great but why should I use your product? I can use Skype which supports video and groups so your idea isnt new or revolutionary and in fact is lacking in comparison to your competitors. You need a edge. Something that no one has except you and something that people are in desperate need of.