Maybe have multiple of these Custom feeds pre-built? The more we learn, the more we realize most people don't have just one feed. They go back and forth between multiple "moods" during the day.
Discussion
Yup, Indeed. I would ship with a few default feeds (including DVM feeds). This is just the screen for when you want to add or edit one of those feeds.
Home page would look sth like this, where your most used feeds are displayed:
Presets… interesting idea. Reminds me of swiping left and right on Twitter between lists, but better.