The European Commission says Microsoft has agreed to make changes to its Passport sign-on system -- used mainly for Hotmail -- to meet EU privacy concerns, reports Reuters. The rival "Liberty Alliance" development will have to follow suit. Comment: this will certainly help 7 year old 3-legged Sumo wrestlers living in Finland such as Emic Emaus. Oh, sorry, I think that's one of mine. The EU is no doubt right to be concerned because there must be people naive enough to enter real data when they sign up for Hotmail, apart from MEPs. [update] The EU Working Party's paper is here.