something that just uses a purely deterministic sequence of coin flips and still works well this is a very nice connection and sort of unexpected when you first think about it but one day I really want to try at home is that we don't really know what all lower bounds are good for because we have no idea what the proofs of them look like okay I mean this almost all this is just from sort of knowing just that the lower bound holds what you can do but what if you actually had a mathematical proof something that