Why should I ![enter image description here][1]?

![enter image description here][1]

What does the image description here affect? Does it ever show up somehow other than when I edit a post?

I put "yuk" there. So what?

• Have you tried? – Mariano Suárez-Álvarez Jan 30 '13 at 20:12
• @MarianoSuárez-Alvarez sure. What should happen? – draks ... Jan 30 '13 at 20:13

<img alt="yuk" src="http://i.stack.imgur.com/EMU8i.png"></img>