Congratulations! You've completed the first stage of your journey. If you haven't purchased your Arduino yet, feel free to go out and start your Arduino experience. If you have, you should have your Arduino up and working. No gathering dust in the bin for this piece of hardware. It is now ready to start connecting to all sorts of interesting devices in all sorts of interesting ways.

Your system has lots of capabilities. Your next step will be learning how to bring up the Arduino IDE so that you can start doing all sorts of amazing things with your Arduino.