Toyota’s Prius, a household name that has come to define hybrid cars for nearly two decades, was reborn in Las Vegas on Tuesday with the introduction of a redesigned and re-engineered model for 2016. To mark the occasion, Toyota hoisted a new fourth-generation Prius into the night sky on cables from the top of the Linq hotel, while the band Atlas Genius played for the crowd of journalists, dealers, and company brass. A roundup of what analysts, journalists and others are saying about the car: