7 years ago Kevin Marks and I presented “real world semantics” in an after-hours open sign-up slot at O’Reilly’s Emerging Technology (ETech) conference and first publicly introduced “microformats” to the world. To put it in perspective, that very same ETech saw the launch of Flickr, which just celebrated its 7th birthday yesterday. Happy Birthday Flickr! Since then we’ve had many ups and downs in