If you've been around baseball or softball the last few years, you've probably heard a lot of buzz about "launch angle."It's one of those terms that gets thrown around a lot, but let's break it down into what it actually means and why it's so important if you want to elevate your game. Launch angle is simply the angle at which the ball leaves your bat right after you make contact.Technically speaking, it's the upward or downward trajectory of the ball immediately after contact, and this single metric can make the difference between hitting a weak ground ball, a line…