It would be nice if GMail pioneered this by adding an RSS reader to Gmail and automatically unsubscribing you from newsletters that have a RSS feed and automati

It would be nice if GMail pioneered this by adding an RSS reader to Gmail and automatically unsubscribing you from newsletters that have a RSS feed and automatically subscribing your to the RSS feed. I really want my inbox back, but I feel like I'm constantly battling lists I get subscribed to that I didn't ask to be subscribed to.