Zaps don't carry any signal if the sender and receiver are "colluding", or the same person as there is no economic cost.

WoT solves this because it let you discount the zaps that come from brand new npubs. Therefore, to game the metrics you have to use a reputable one, making the trick obvious to everyone who's looking.

Doing this will be extremely easy with npub1kpt95rv4q3mcz8e4lamwtxq7men6jprf49l7asfac9lnv2gda0lqdknhmz

Stay tuned