This recent article in the NY TIMES has interesting implications for the exhibit business... from LIVING STORIES that allow you to track content in real time around a specific news topic ... to VISUAL SEARCH whose picture recognition offers so many possiblities to expand the resources available to a visitor at a museum or exhibition. Simply submit the photo of a product to the web and get specs, read reviews and even shop for it. Similarly a photo of an artifact or painting could result in an indepth collection of web based information to aid appreciation.
Check it out at:
http://bits.blogs.nytimes.com/2009/12/07/google-charts-the-future-of-search/