Dear Dr B: Should I study string theory?

Strings. [image: freeimages.com]

“Greetings Dr. Hossenfelder!

I am a Princeton physics major who regularly reads your wonderful blog.

I recently came across a curious passage in Brian Greene’s introduction to a reprint edition of Einstein's Meaning of Relativity which claims that:


“Superstring theory successfully merges general relativity and quantum mechanics [...]
Moreover, not only