Radical Simplicity: Transforming Computers Into Me-centric Appliances (Hewlett-Packard Press Strategic Books)

http://www.gridcomputingplanet.com/ News portal on grid technologies.

http://www.hp.com/large/infrastructure/utilitydata/ HP's utility data center, which can provide CPU power and hard disk space (among other things) on demand.

http://www-1.ibm.com/services/ondemand/ IBM's e-business on demand.