I believe all modern taillights are flashing like that. At a high rate that your eye can't detecht, but a camera can.
A classic video regarding Ferrari ownership http://www.youtube.com/watch?feature=player_detailpage&v=0NDuR3ndWOE
Here's my wife and daughter cruising......... [ame]http://www.youtube.com/watch?v=ReUsju_HtVI&list=UUQMtvtuTvEqJGz7YMELesJg&index=12&feature=plcp[/ame]
[ame]http://www.youtube.com/watch?v=T8Bfei_8u14&list=FLOIFP4H2zXRjrDLAoWUMSuA&index=2&feature=plpp_video[/ame]
I was inside this sunday morning big traffic jam at Place de la Concorde (red 328GTB at 1'25) . Great memory !