I don't think anyone has been unkind toward her directly, but IMO, I think it's really easy for people to go there. It's just human nature.
Hype is nothing new -- we've seen it with Gracie Gold, Adelina/Liza/Julia/et. and many otheres. You are right that it really adversly affect people, as we've seen with Gracie and Adelina this season (though yey for Adelina for pulling a great SP at Euros!)