The Carlyle Group could book a $1 billion profit just 8 months after buying into Beats.
FORTUNE -- There's a growing sentiment in venture capital circles that big private equity firms will eventually come to regret their recent investments in late-stage startups. Pure equity investments in young companies isn't what leveraged buyout firms do best, and we've seen this movie before.
But that regret will have to wait, following a Financial Times report that Apple (AAPL) has MORE