Adobe has posted a white paper PDF file that details how to optimize performance of Photoshop CS5 in today’s 64-bit machines.
You can check it out here.
Canon 1D Mark IV White Paper Now Available
Canon has posted a 123-page white paper detailing the features of the Canon 1D Mark IV. The white paper is available for download in PDF format here.
Canon 5D Mark II and Canon 50D White Paper
Canon has published a white paper for the 5D Mark II and 50D cameras. (White Papers are comprehensive documents detailing system enhancements — and the technological developments behind them.)
It is available for download from Canon’s website.
For more info on these cameras, see Photography Bay’s Canon 50D Reviews and Resources and Canon 5D Mark II Reviews and Resources.