sources of inconsistency: (1) GR is nonrenormalizable AND its short distance (high energy) structure is plagued with diseases…
sources of inconsistency:
— Path Integral Salesman (@litgenstein) February 21, 2020
(1) GR is nonrenormalizable AND its short distance (high energy) structure is plagued with diseases that prevent us from using quantum (field) theory to study it
(2) QM and GR treat spacetime differently in many ways, e.g., background (in)dependence
(via http://twitter.com/litgenstein/status/1230660142980460545)