T-Rex: If you had a time machine, you could start a computer on cracking some encrypted documents...
T-Rex: ...then travel a thousand years to the future when they're finally decrypted...
T-Rex: ...then return back to the PRESENT with SECRETS! It is but one of the many ways time travel breaks encryption.
Dromiceiomimus: Time travel also breaks encryption by letting people go back to before a document was encrypted and just reading it then.
T-Rex: Yep!!
T-Rex: In fact, the second we invent time travel it's over for EVERY secret!
Utahraptor: Say more!
T-Rex: Ever spend some special time alone? Now ANYONE from the future can come back and watch / interrupt / berate you! And if people from the future loan time machines to the past, it means anyone from ANY POINT IN HISTORY can interrupt you in a private moment.
T-Rex: In conclusion, if we invent time machines, we'll be able to tell by Abraham Lincoln arriving from the past to laugh at me pooping.
Off panel: Man, he totally would too.
T-Rex: RIGHT??
Off panel: I can just tell