Cultivate idleness. Each time you’re not doing anything try to enjoy it. Don’t open BookFace mobile on the iPhone. Don’t open Twitter mobile.
Manage your ingress points: don’t open the aggregator site and let its promise distract you
Work in discrete units of time during which you turn off the information drug sites: Facebook, Digg, Reddit. A tool that sets 40 minute work sessions per hour (See: Pomodoro Method) that also blocks your most distracting sites might exist