These guys used to be called Lynk. Here's their product hunt post from awhile back:<a href="https://www.producthunt.com/tech/lynk-messenger" rel="nofollow">https://www.producthunt.com/tech/lynk-messenger</a>. Awesome to see them doing so well!
This is cool but I don't see why I would want to text/chat someone in the same room as me. The feature I'm most interested in is the fact that it'll tell you the names of everyone in the room. That's a feature I'd pay big bucks for.