NOT YOUR KEYS.......... NOT YOUR BITCOIN!!! MEANING IF YOU DONT HOLD THE KEY TO YOUR COINS THEN YOU REALLY DONT OWN THEM. PAYPAL HAS CUSTODY OF YOUR BITCOIN WHEN YOU BUY IT. WHICH IS NOT GOOD, CAUSE IF SOMETHING HAPPENS AND BITCOIN GOES MISSING. GUESS WHAT??? YOUR SCREWED. YOU WANNA BE ABLE TO TAKE YOUR BITCOIN INTO YOUR CUSTODY ON A HARDWARE WALLET NOT CONNECTED TO THE INTERNET. A USB WALLET THAT YOU OWN AND HOLD ONLY YOU!