Exactly. Considering that quite some stuff that was in the movie was correct in terms of physics (or at least used some established hypothesis eg. wormhole), the solution was just... uncle nolan pls
It didn't even address any of the problems or paradoxes with time travel, or... anything. It just went "lol, time travel." "But then how'd-" "More time travel." "But
we couldn't have possibly done this even with time trav-" "Time travel by a future civilization, duh."
Still liked it more than most movies, 7.5/10 is pretty accurate I think, or 7/10. Worth watching.