Opera to MS: Get Real About InterOperability, Mr Gates

After Bill Gates all of suden got the interoperability bug. Last week (intrestingly no longer the richest man in the world, The guy who owns IKEA is richer now) Hakon Lie, Chief Technology Officer of long-standing Microsoft competitor Opera Software, has hit back with his own list of, well shall we say pointers on what bill should be doing,

So, Mr. Gates, writes Hakon Lie, you say you believe in interoperability. Then why, pray tell, doesn't the web page of your interoperability communiqué conform to the HTML4 standard as it claims to? Why does the W3C validator diagnose 126 errors on your page?

And there is more where that came from.