Nomen Nominandum | Edward Witten – String-/M-theory is the only game in town! @NomenNominandum | Uploaded May 2019 | Updated October 2024, 15 hours ago.
The full interview can be found here:
grahamfarmelo.com/the-universe-speaks-in-numbers-interview-5

Further links:
en.wikipedia.org/wiki/Edward_Witten
en.wikipedia.org/wiki/String_theory
en.wikipedia.org/wiki/M-theory
en.wikipedia.org/wiki/Loop_quantum_gravity