Follow the scene around 1 hour 40. The couple enters the flat and turns on the light and by a miracle the lava-lamp in the window post is warm! And in the next three camera shots the lava in the lamp changes positions in a way and a tempo that is not possible.
The video screens in the surveillance centre do not show the date and time, which would severely limit their usefulness as filmed evidence in real life. The date and time have clearly been disabled to avoid continuity errors in filming. The 'shadow' of the numbers is however visible.