Yes you are. You paid for a product that continues to work exactly the way it did when you paid for it. They're not obligated to give me new features to the pro

Yes you are. You paid for a product that continues to work exactly the way it did when you paid for it. They're not obligated to give me new features to the product I paid for at no cost to me, especially when it's a from-scratch rewrite. That makes all of us beggars since what we paid for still exists and they're not taking it away.