The Tesla's EPB is a parking brake only. It will not operate until the vehicle is stopped. Most new cars use EPB's that operate exactly the same way. Even Porsche's been using EPB's since the 2012 model year.
PANTERA INTERNATIONAL
A DE TOMASO CAR CLUB
Presents the De Tomaso Forums
The On-Line Meeting Place for De Tomaso Owners and Enthusiasts From Around the World
Clicking on the banner will take you to the sponsor's website.