5 Ways to Share Images on Twitter
http://mashable.com/2009/05/19/twitter-share-images/

Useful information for Twitter users.

"Mark Pilgrim traces the origin of the <img> element. A window into standards (and the web) history."

« On February 25, 1993, Marc Andreessen wrote : I’d like to propose a new, optional HTML tag: IMG.»

Why an img element? Quite simply, because Marc Andreessen shipped one, and shipping code wins.

dive into mark ‣ November 2, 2009 ‣ Why do we have an IMG element? (history, html, mu)

BBS discussions on IMG tag implementation.

"HTML has always been a conversation between browser makers, authors, standards wonks, and other people who just showed up and liked to talk about angle brackets. Most of the successful versions of HTML have been “retro-specs,” catching up to the world while simultaneously trying to nudge it in the right direction. Anyone who tells you that HTML should be kept “pure” (presumably by ignoring browser makers, or ignoring authors, or both) is simply misinformed. HTML has never been pure, and all attempts to purify it have been spectacular failures, matched only by the attempts to replace it."