In this chapter, we discuss trajectory data and floating-car data, both providing space-time profiles of vehicles.

Sub Officer Jack Hobbes had checked that everyone who was meant to be there was present, and detailed who was riding the Pump and the Pump Escape, who were the drivers, who were down as BA wearers and who was duty man for the shift.

But then I had the [massive] flintlock by me for protection. ¶[…]The linen-press and a chest on the top of it formed, however, a very good gun-carriage; and, thus mounted, aim could be taken out of the window[…], and a 'bead' could be drawn upon Molly, the dairymaid, kissing the fogger behind the hedge, little dreaming that the deadly tube was levelled at them.

Can I get a new sports car? Over my dead body!