You haven't bought at $20000, so your optimism is irrelevant. If you continued to buy at any market rate under $20000, then the market rate would rise towards $

You haven't bought at $20000, so your optimism is irrelevant. If you continued to buy at any market rate under $20000, then the market rate would rise towards $20000 until you either went bankrupt or bought out every seller less optimistic than you, at which point you would no longer be the most optimistic buyer.