Positive free cash flow, with some important caveats.Along with slight revenue growth and a greatly reduced net loss, troubled connected fitness company Peloton (PTON 6.37%) managed to produce positive free cash flow in the fourth quarter of fiscal 2024. Free cash flow came in at $26 million, a $100 million swing from the prior-year period.While having a balance sheet that's no longer bleeding cash is inarguably a good thing, free cash flow is a metric that often comes with some dirty secrets.Picking apart ...