links for 2008-02-23

XHTML Challenge: Home – Comparing sites based on xhtml markup

(tags: xhtml code challenge markup)
Photojojo’s Photo Time Capsule

(tags: flickr photography photojojo)
Oh, Twitter!

A place to find all things Twitter, created by a couple who met over Twitter.

(tags: twitter blog)
Iconfactory: Xscope

A powerful set of tools for measuring, aligning and inspecting on-screen graphics and layouts. Quickly available via the Mac OS X menu bar, xScope’s flexible tools float above desktop windows and UI elements making measuring a breeze.

(tags: software design tools)
E-merl.com – Never Shoot The Chronopath

(tags: flow diagram zoomable interface)