Wobbly light rays and their parallels with the time line.

About time for a reflection

Is there a future with optic fibers and warped mirrors as time machines? Or are these just some random thoughts from the reflection of a wrinkly old man day dreaming in front of a mirror?

Journey or destination

Some time travel novels focus more on the journey to another time, and how it’s done, than the destination itself. Other novels focus only on the “when” and pretty much ignore the time *travel* element. Which kind of novel works best?