A profile of Panos Panay, head of devices and services at Amazon, who has scaled back new releases to focus on perfecting products like Alexa+ before rollout (Sebastian Herrera/Wall Street Journal)

Sebastian Herrera / Wall Street Journal: A profile of Panos Panay, head of devices and services at Amazon, who has scaled back new releases to focus on perfecting products like Alexa+ before rollout  —  Panos Panay needs the more advanced Alexa+ assistant to be a hit.  For 10 years, the product has struggled to evolve.