Jeff Bezos has so much money he doesn’t know what to do with it all, so he figures he’d might as well spend it on spaceships. That’s what the Amazon.com Inc. AMZN, -1.04%   founder and chief executive told Mathias Döpfner, the CEO of Business Insider parent Axel Springer, in an interview published over the weekend.

“Working backwards”  from customer needs can be contrasted with a “skills-forward” approach where existing skills and competencies are used to drive business opportunities. The skills-forward approach says, “We are really good at X. What else can we do with X?” That’s a useful and rewarding business approach. However, if used exclusively, the company employing it will never be driven to develop fresh skills.

AWS announced the general availability of Amazon Personalize, a fully-managed machine learning service that trains, tunes, and deploys custom, private machine learning models.