Yes of these strategies "work" for a while by taking advantage of pricing anomalies and multiplying the difference a million times over. The problem is in order

Yes of these strategies "work" for a while by taking advantage of pricing anomalies and multiplying the difference a million times over. The problem is in order to make a decent return with this approach you have to be heavily leveraged, and eventually when the tail outcome on the bad side occurs, you lose your ass, as in LTCM.