>> * actions of any given platform doesn't meaningfully influence the market Yes - this... Buying or selling even 1 share in the markets adds information to th

>> * actions of any given platform doesn't meaningfully influence the market Yes - this... Buying or selling even 1 share in the markets adds information to this giant calculating engine. Anything you do will alter the course of the future. I've never seen a backtested strategy that didn't look great on paper. The moment you drop it into the market - you can take a steep discount to your expectations.