On trying to join up the internet: Every person’s website includes a file called �profile.xml� that describes public profiles and membership of other standalone webservices. It’s a very vague sketchy idea and I want to know if it’s worth pursuing. Is it really useful? Does it go some way to helping us towards Identity 2.0? Are there glaring architectural flaws that I’ve just missed?

Riffs launched later on in 2005 and I whilst I didn’t really get it at first, I did go back and managed to have some fun. Notably, I realised that really, Riffs has the potential to be “Amazon Customer Reviews” for everything on the net.

In a way, Riffs could prove far more useful as a [...]