I've had the Megamini for a while, and thought I would summarize the pros and cons of this device. Form Factor: Plus. The form factor of the Megamini is an obvious draw, and it is both light and easy to carry. It's multiples smaller than a cell phone. Battery Life: The battery life is good - what you can expect for this size - but I do wish HifiMan would have advertised more realistic numbers. I have never gotten 15 hours on this thing, maybe closer to 2/3 of that on a good day. It's a bit more difficult to estimate as I don't let it drain to...