B2B is an exceptionally interesting factor for Web 2.0.
Let’s just move away from the my favorite, the mass collaboration aspect, here for a short while.
Web 2.0 is also about making frequently changing information available in formats that are recognized by a number of systems. I’m addressing compatibility here. So what about defining a standard which will comply to RSS is some way and make constantly changing pricing information of a wholesaler available to his retailers around the globe? I’m not going to start the discussion about email newsletters, ok? 
