Movie review: �Adult Beginners� showcases Kroll in his natural guise

"Adult Beginners" started life as a showcase for comic writer-actor Nick Kroll, who concocted the story. But any notion that the star of "Kroll Show" might reinvent himself with this film goes out the window when first we meet Jake, a fast-talking entrepreneur who has hustled every friend he has, and then some, into investing in "Mind's I," a Google Glass knockoff that failed. …