As for time travel, reaction of some scientists to such ideas seems to show that as David Deutsch said in spite of the success of modern physics (special and general relativity and quantum mechanics) "any suggestion that it could be literally true can cause cynicism, incomprehension and even anger"
(podcast) A conversation with Howard Bloom
As for time travel, reaction of some scientists to such ideas seems to show that as David Deutsch said in spite of the success of modern physics (special and general relativity and quantum mechanics) "any suggestion that it could be literally true can cause cynicism, incomprehension and even anger"