The issue of eye witness reliability has been studied.
http://www.scientificamerican.com/articl...s-have-it/
Most humans are about as observant as a loaf of bread.
http://www.scientificamerican.com/articl...s-have-it/
Quote:Why Science Tells Us Not to Rely on Eyewitness Accounts
Eyewitness testimony is fickle and, all too often, shockingly inaccurate
Most humans are about as observant as a loaf of bread.