Dabble in

To “dabble in” something means to be involved with it in a casual manner. Amazon is “dabbling in” so-called “moon-shot” projects – businesses that seem far-fetched right now, but could be revolutionary in the future. Amazon is involved in some “moon-shot” projects, but probably haven’t invested many resources into these ventures. She likes to “dabble in” painting every once in a while, but she isn’t very good at it. He “dabbled in” local politics throughout his 40s.