Chris Messina


In 140 characters:

"by" is used to quote someone, using from a long-form or analog source (i.e. not Twitter!).




If you're quoting a short passage from a book, blog post, magazine article, or other long form content, using the "by" pointer is a way to declare original authorship of a piece, similar to the <cite> and <blockquote> HTML tags.


Details and Use Cases:

Twitter / Chris Messina: "Activity is the new oil + ...


An em dash may also be used to show authorship or citation:

Twitter / Scott Boms: "Anxiety is the hand maide ...;