<p>Paul Thurrott, who runs Win Supersite, "the supersite for Windows", claims he met two people at the company's Redmond, Washington campus using the software on their Surface tablets, which ran the Windows RT operating system.</p><p>Thurrott revealed the details in a blog post written on April 4, and said: "I can at least verify that it's real - that is the software has actually been created and is in shipping form."</p><p>He was also reportedly informed as to why Outlook was not included in the original Windows RT software, released in October, claiming it "didn't make the cut," because of a bug.</p><p>Previously, Outlook RT was rumoured to be delayed because it drained the device's battery.</p><p><a href="http://www.telegraph.co.uk/technology/microsoft/9978679/Microsoft-Outlook-available-for-Surface-later-this-year.html">Keep reading...</a></p><p>Read also:</p><p><a href="http://crave.cnet.co.uk/software/microsoft-outlook-hitting-windows-rt-this-year-report-says-50010869/">Microsoft Outlook hitting Windows RT this year, report says</a> (CNET UK)</p><p><a href="http://www.digitalspy.com/tech/news/a471434/microsoft-outlook-coming-to-windows-rt-this-year.html">Microsoft Outlook coming to Windows RT &#039;this year&#039;</a> (Digital Spy)</p><p><a href="http://www.smh.com.au/digital-life/tablets/toss-up-ipad-alternatives-20130407-2heg4.html">Toss up: iPad alternatives</a> (Sydney Morning Herald)</p><p>Explore: <a href="http://news.google.com/news/more?ncl=dxgEaKmw6p4oXGM1nZB3KEDt7yBlM&ned=us">256 additional articles.</a></p>