Undoubtedly, there is interest in the project Resto. Money collected a lot. How to get people interested in participating in using the Resto application is most likely a hidden move of the project development team. I don't see him yet. I think this is a smart and promising decision, let's see what will happen in a few months.
Most likely you just dont know much, and large investors understand the advantages of the platform and the amount of Ether collected proves it!