My favorite depiction of time travel tech is Primer. Assuming you figure out the time travel part itself, I can imagine a time machine that can take you all the way back to the moment it was switched on. Any other mechanism has introduces way more issues that time travel alone.
Or it’s because we don’t have time machines yet. It’s like making a phone call when you have the only phone in existence.
Imagine creating the first functional time machine only to have a shitton of time travelling tourists appear in it the second you turn it on
Exactly. We can still only send a single gel banana back in time until we invent proper time machines.
My favorite depiction of time travel tech is Primer. Assuming you figure out the time travel part itself, I can imagine a time machine that can take you all the way back to the moment it was switched on. Any other mechanism has introduces way more issues that time travel alone.