Safety first

The new spoiler, the biggest adjustment to the CoT yet, is a welcome change for drivers who hated the clumsy wing. Mark J. Rebilas/US Presswire

This article appears in the Feb. 22 issue of ESPN The Magazine.

There's a fine line between exciting and scary, and NASCAR has been straddling it for a decade. Sometimes, the decision-makers get it right (safer "soft wall" barriers, new head-and-neck restraints); other times the changes aren't so quickly embraced. Case in point: the Car of Tomorrow.