Here are all the things I've found useful or inspirational...
Just spotted this link via TechCrunch's Twitter: Conceptual/Graffiti artist Filippo Minelli has put together a great series of photos where Google has a hand in everything. Google Answers is possibly my favourite. There is also another category where he plasters well known website and business names onto a variety of contradictory scenes, the Facebook one is possibly the most apt.Elsewhere, Edge magazine
The Photographers' Gallery
The Photographers' Gallery is about to get a new home which will cost £15.5 Million. It should be open in 2010. Not many details so far - but its a place in need of some attention - can't wait to see the outcome.
Before the advent of the computer and digital retouching, photographs were manipulated by hand. Here's a great round-up of some of the most infamous manipulations old and new. There are a fair few magazine examples in there too.