Well, they do solve a bunch of problems every company has, but introduce another set of problems those companies didn't have until that point.
As with anything, striking the balance and finding when to use a tool is the hardest question.
As with anything, striking the balance and finding when to use a tool is the hardest question.
I doubt single digit percentages of, say, the fortune 500 use them, and I'd be surprised if double digit percentages of companies use them at IPO.