

Simple, it’s against Eurovision rules for broadcasters and governments to advertise their acts or tell people to vote for their acts.
Hasbara, the Israeli state propaganda outlet, routinely spends around a mil a year aggressively advertising the Israeli contestant and telling people to vote for them. Interestingly, these campaigns are done in multiple languages.






This is an interesting corollary to the “anything you say can only be used against you in court” adage.