Those who hate Bitcoin are people without mind in their heads because someone who has a little knowledge about finance and freedom would accept Bitcoin without any obligation.
Since some people are quick to adopt what other people say without trying to find out reasons of their own, the hate speech may make some people never know what bitcoins really are. But the people that hate bitcoins are helping bitcoin in a way because anytime they express their hatred for bitcoins, people will always wonder why they hate the thing called bitcoin so much. They may indirectly be helping to tell people about bitcoins and raise the interest of people to want to know what bitcoins are.
Freedom of speech is very powerful like the people event known yet the bitcoin can possibly gain an information through sharing of thoughts, experience and etc. If the people surrounded with have the capabilities to manage bitcoin properly know the bitcoins essential like more on positive side there's a chance that they will adopt the bitcoin too because they know already the good feedback but if that person receiving more on rants, hate and bad thing they possibly do the same thing even they don't experience it on the first hand. Include too those movies and other entertainment that use Bitcoin.