a feasible device in the 1970s, while a commercially viable answering machine came along around the same decade. For now, he said, "they can't charge much for memberships because they have to reach a critical mass of users.". Miller takes precautions by opening the app only at large events, such as concerts or Lakers games, with plenty of people to serve as buffers. Proponents say it's simply a modern answer to that age-old question: Where can I meet someone? They can also send pictures of puppies or cupid's arrows (each cost 99 cents) to flirt with possible suitors.