Excel
AI now does a competent first pass at all of it in seconds. That feels like a threat until you notice what it did not take. It did not take the judgment about which numbers carry the decision, and it did not take responsibility for being right or wrong.
Move from retail to quant. Run the regressions. Check your VIF so you are not betting twice. Map your dimensionless loadings to real currency exposure. Respect the fact that edges decay. Bet your edge, and hedge the rest, knowing the difference between the two.