Dec 17: Tumblr removes adult content.
Dec 24: Tumblr shuts down completely.
Seriously: “photos, videos or GIFs that show real-life human genitals or female-presenting nipples” is about 95% of their content. The rest is emo kids and SJWs, who aren’t going to provide much ad revenue.
Markdown formatting and simple HTML accepted.
Sometimes you have to double-click to enter text in the form (interaction between Isso and Bootstrap?). Tab is more reliable.