In the reflection in the window of Hunt's office, there appears to be a wide-screen flat-panel television.
This was intentional. The "reflection" is a metaphor/icon. When Sam is looking at the reflection, he's seeing what the squad room behind him would look like in 2008.
This was intentional. The "reflection" is a metaphor/icon. When Sam is looking at the reflection, he's seeing what the squad room behind him would look like in 2008.
"Grease" tickets held by Annie in 1973 are of the 21st century computerized kind, not the preprinted kind used in 1973. However, any anachronisms could simply be due to the fact that Sam may be merely imagining 1973 while comatose.
During the scene where the police vehicles are moving through a factory zone a "VPP Star Site" sign is clearly visible on one of the buildings. The Voluntary Protection Program (VPP), a government initiative which promotes effective worksite-based safety and health, was not put into effect by OSHA until 1982.