dealing with tailgaters... is this legal?

[Lux Interior]

I've avoided driving for the past four months. I am going to rent a car for vacation next week. A stick. Haven't driven a stick in over a decade.

Plus I have to deal with "Priorité a droit". I think I'll just slow down at every intersection.

I also live very close to one of the biggest cluster f**ks of traffic on Earth: