4 ms·

You could also just start with "What time is it?" and see what you get back, right?

• athenot 2y ago
  I believe that's UDP. :)
  • dpig_ 2y ago
    it ? is time What What ?
    • NightlyDev 2y ago
      Who is this? What? No! You called me!
• paulddraper 2y ago
  But person A might not be ready to ask a question, and person B doesn't want to wait around forever to have a conversation with someone who might not even be able to hear them. Both sides need to know to "commit" to the connection.