This is an excellent feed reader and I am so happy to use it everyday. The starred feature is good but integration with Instapaper or Pinboard will save time. There are no RSS reader for Wndows (as far as I know) which can do this
Let me know what do you think about this feature?
I can add to the function share service Instapaper, but most likely it will not be in demand. You can create a task: https://code.google.com/p/quite-rss/issues/list