Amazon's Jeff Bezos confirms what he is currently focused on:

It’s all too much for Bezos to micromanage, and he acknowledges picking his spots. His latest passion is for higher-end fashion, an area Amazon has been upgrading in recent years; Bezos says he is focused on Amazon’s plans for its own private label. “I think there’s so much opportunity for invention there,” he says. “It’s very hard to do online. It’s fragmented offline. People value a curatorial approach.” This, he says, is a significant departure for Amazon. “We didn’t curate a selection of books.” As for Bezos’s other areas of focus at Amazon, he says he’s spending time on “certain elements of AWS, but out a few years,” as well as on Alexa and the company’s fulfillment centers. As for specifics, “I can’t really share any because it’s too much of a road-map kind of issue.