I pride myself on being an attentive driver, and I still have close calls...
I don't see how this could hurt, I just hope it doesn't become too intrusive...
-- 2015 i01 (i3) with REx, Laurel Grey, all options, 24 month test drive.
-- 2003 330i ZHP, Imola Red Build Date 03/03/03 SOLD! Owned for nearly 9 years.