Sources don't own their users, need to segment their digital offerings by habits and expectations and might, if you read recent announcements (and praise) for relaunches, not exactly figured out, what is important for making the user coming and coming.
From The McKinsey Quarterly:
Where did you go for news last week?
No. of Sources named
6 --- TV
3 --- Internet
1 --- Magazines
1 --- Newspaper
1 --- Radio
Split up in different types (by their motivation for consuming news)
Why did they choice their primary plattform?
more/via Center for Media Research Research Brief and The McKinsey Quarterly