In an infinite multiverse, where every possibility allowed by physics is certain, the argument goes that one could be absolutely sure of winning the lottery using the following hack. Buy a lottery ticket and set up a machine that will automatically kill you in your sleep if you lose. Supposing you don’t care about any history in which you are not a lottery winner, this is way of winning the lottery with certainty…at least in universes where you are a lottery winner.
See also:
- The Beginning of Infinity discusses this to show how anthropic arguments rely on probabilities of infinity which we don’t have a way of measuring so it’s likely the assumptions made are false