It did warn you the destination is HZMAT at least...
They're storing information about the app's current state, as well as tracking/analytic info. If you don't care about linking to an identical view and just want to link to a specific location, you can trim the URL down to just the coordinates like this: https://www.google.com/maps/place/@55.9285659,-4.7106362,17z...
There's always a chance that Bob _is_ the car. Twenty-five years ago, in Winamp days, I remember several peers naming their cars.
It doesn't seem to happen now we're older :(
Also it looks like a Max Power style Vauxhall Nova. A real blast from the past, that's a car modding culture that is mostly gone.