Hubspot has released a new tool Twitter Grader that easily lets you check your twitter activities to see how you grade. Check it out, instant results. See http://twitter.grader.com/ Since I am not such a super twitterer, my stats were just 59 out of 100. Nice little tool, another one adding to the popularity of Twitter. See screenshots below;
You can also follow them on Twitter, http://twitter.com/grader
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