re: Arrow of time
http://info.web.cern.ch/Press/PressReleases/Releases1998/PR06.98ETime_27sarrow.html
The reason why the future and the past are so different in our daily lives is because the Universe started off in the Big Bang in a smooth and organized state. However, as the Universe expanded it became more irregular and disorganized.IIRC, that's no longer considerd the case. Keystone removed, arch falls.
Minkowski -- HE understood time. the rest are lollygaggers.
And let's not forget the Aggie who Shot an Arrow into the Air. He missed.