"Read It Later, whose Firefox extension (but not web or iPhone app) actually predated Instapaper," http://www.marco.org/2010/05/19/on-read-it-later http://www.

"Read It Later, whose Firefox extension (but not web or iPhone app) actually predated Instapaper," http://www.marco.org/2010/05/19/on-read-it-later http://www.marco.org/2010/05/19/on-read-it-later