They very recently stopped supporting it.

I joined Digg sometime around 2008 when the first videos of those crazy Russians climbing giant cranes first hit the web. I was over the moon with Digg but around 2010 one of my college roommates started yammering about this site Reddit and how much better it was. I don't think I actually visited Reddit until 2011, and even then I lurked for a year before I even made an account and started commenting on things. But the downfall of Digg and rise of Reddit was swift, and back then when Aaron was alive it really was a great site.

Unlimited mobile to mobile, free nights and weekends. 500 minutes per month. Good times.