"Nine out of ten software-as-a-service providers will rely on
open source software by 2010 to save money, but the cost savings
likely won't be passed onto customers, Gartner says in a new
"SaaS providers are typically using open source operating
systems, application servers and databases, Gartner analyst Robert
Desisto writes. For example, Salesforce.com uses an open source
database for a service in which customers access Salesforce data
while disconnected from the Internet..."