If you like to start companies, have resources, and have many ideas, it's tempting to not want to limit yourself to a single opportunity. Call it "parallel entrepreneurship" or the "studio model," the idea seems increasingly popular.
I’ve always been attracted to this notion and have tried it more than once. Lately, I'm valuing focus more and more. Curious from those doing it what they see as key—and, from others, if they think it might be a trap that keeps people from doing bigger things.