Except it isn't. Any time you flip a coin it can land on heads with a 50% chance. How many times its flipped matters not.
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It's simple statistics. The chances of it happening once is 50%. The chance of it happening x amount of times in a row is 50%^x.
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You are talking about the probability of it being heads or tails for a coin. He (to put it to your analogy) is saying the probability of the coin landing on tails 1000 time in a row is just highly improbable. Read a little closer. Your statement is right but doesn't negate his. Read a little closer.