Entrepreneurship starts at 65

AARP, take notice. Or rather, change your model, because American retirees are not the same they were even 10 years ago. Today, they seem to be more of entrepreneurial risk-takers than Ovaltine-before-bed-drinking fellows.

The picture isn’t all that rosy, of course: some of retirees-to-be pick a risker path in their later years because they don’t have en…