Science & Technology Q&A for Kids (and others) [Part 78]

Stephen Wolfram hosts a live and unscripted Ask Me Anything about science and technology for all ages. Find the playlist of Q&A's here: wolfr.am/youtube-sw-qa
Originally livestreamed at: / stephen_wolfram
00:00 Start stream
1:26 SW begins talking
2:44 ​If traceroute was disabled, or if all servers refused to send TTL expirations, would there be a way to trace internet traffic? Or would the internet be untraceable, kind of analogous to a TOR network?
21:23 ​Can you describe how packets get dropped? Is there a decision made, a timeout, or some physically-mediated loss? Are there different implementations for routers / servers?
33:58 ​Would love to hear about the limitations of Moore's law. Is Moore's law still relevant to set corporate targets as companies like Intel use it as a benchmark of progress?
1:00:50 if an alien civilization would sent a spaceship from Proxima Centauri to earth with a speed of light, can we detect it before it arrives?
1:07:16 If we did have a "transporter" to send ourselves to another galaxy as a signal, would packet loss be a severe danger for those intergalactic signals?
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