>>13699222gambler's fallacy is real
hence it being classified a fallacy by people who have dedicated valuable thought to understanding it
science is for facts, not opinions
the problem with your reasoning is that it assumes causation, that being lucky causes bad luck in the future, in reality it doesn't, and events are a random-ish selection of whatever set of possible events and probabilities
a coin cannot remember what it landed on nor can it affect future flips