How many people saw your last tweet? A new Twitter experiment is answering that question for some users, adding the number of views a tweet has received underneath every post. Twitter's advertising products have long informed clients how many impressions their campaigns are receiving, but this test marks the first time that those statistics are available to everyday users. Like many experiments in Twitter's continuous redesign, showing users what amount to pageviews is likely an effort to encourage people to tweet more. For users with a modest number of followers, tweeting can sometimes feel like shouting into a void. That's why Twitter started letting you know when someone favorites something you retweeted, or a tweet you were mentioned in — those moves help to build a feedback loop that still doesn't feel quite complete. Read the full story at The Verge.