This would be nice if it was supported by some hard data. But even if it was, one year is too short of a timeline to make any kind of reasonable conclusions about its efficacy.
Buying stock based on coin flips can beat indexes short term too, that does not mean it is a better strategy or that it works over the long term.
Buying stock based on coin flips can beat indexes short term too, that does not mean it is a better strategy or that it works over the long term.