An idea I've had for a long time is a smaller Meetup, like one-on-one, for interests. You tell the app your interests and your availability, then it pings you w

An idea I've had for a long time is a smaller Meetup, like one-on-one, for interests. You tell the app your interests and your availability, then it pings you when someone else is nearby with a similar interest and availability, at which point you only are viewing the amount of shared interests, with a yes or no button.