Bullshit! Net Neutrality has nothing to do with Tumblr blocking porn. They simply are making a business decision to not allow it on their site. They were removed from the Apple App Store because of having illegal porn content on their site. They're choosing to go with banning porn to address the situation. They'll undoubtedly lose many customers over it, and may gain some as well. Time will tell how good or bad the decision was.
You could stop trying to blame Trump and the republicans for everything you don't like. I've already explained to you in the Wake Up thread that this isn't about net neutrality. Websites have had the legal right to block any objectionable content they choose, legal or not, since Bill Clinton made the Telecommunications Act of 1995 the law of the land:
47 U.S. Code § 230 grants ISPs and websites the legal right to remove any objectionable material. Specifically section (c) (2) (A) protects a provider for:
(A)
any action voluntarily taken in good faith to restrict access to or availability of material that the provider or user considers to be obscene, lewd, lascivious, filthy, excessively violent, harassing, or otherwise objectionable, whether or not such material is constitutionally protected;
https://www.law.cornell.edu/uscode/text/47/230
https://en.wikipedia.org/wiki/Telecommunications_Act_of_1996