Follow along with the video below to see how to install our site as a web app on your home screen.
Note: this_feature_currently_requires_accessing_site_using_safari
Depends on your topic and how you integrate your ads into the landing page of the submitted article.
As far as i know Digg traffic isn't very click happy.
But if you have something decent up you'll gain some more incoming links and more incoming links can increase your rankings, and an increase in rankings means more organic search traffic, which in turn can at that point increase your overall Adsense revenue.