Really its triable, its Google's Monopoly.
Google Terms of Service for Your Personal Use
"We may modify or terminate our services from time to time, for any reason, and without notice, including the right to terminate with or without notice, without liability to you, any other user or any third party. We reserve the right to modify these Terms of Service from time to time without notice."
Complete, Google Terms of Service for Your Personal Use
So, its question in my mind, can we trust Google services.
[edited by: Discovery at 12:32 pm (utc) on April 9, 2007]