use markdown

The MarkDown syntax. The plain text source of this post.

Markdown is intended to be as easy-to-read and easy-to-write as is feasible.

Readability, however, is emphasized above all else. A Markdown-formatted document should be publishable as-is, as plain text, without looking like it's been marked up with tags or formatting instructions.

this is h1

h2 (reserved for post title ...