Tiny Tiny RSS is a great RSS-Reader i am using to read my feeds at home and mobile. But I don’t like the default layout. But not the Theme i am talking about the readability of the text.
The articles using the whole width of the browser what isn’t really nice because your eyes need to do much more motions that way. Furthermore for such kind of text serif fonts are recommended, because we can read them better.
The readability concept is use for tt-rss is the same i use for this blog. If you like you should continue reading.