How long will your ink jet prints last?

Today, inkjet printers are everywhere outputing photo images. Yesterday, silver-based prints were known for their good permanence (lasting up to a century). But is it the same for the latest inkjet prints? Henry wilhelm (of Wilhelm Imaging Research) is really the expert in evaluating this. The web site contains links to consumer-level articles (e.g. PDF copies of PCWorld articles), technical white papers for the high-end consumer, and news for the expert.

Reprint from 2005.