Ah, the good old days of bluejacking. Fun. Even if the person would not read the message, you'd hear his mobile ring. That was enough. https://en.wikipedia.org

Ah, the good old days of bluejacking. Fun. Even if the person would not read the message, you'd hear his mobile ring. That was enough. https://en.wikipedia.org/wiki/Bluejacking https://en.wikipedia.org/wiki/Bluejacking