"Some people are experiencing stability issues with 3.0.9 and the quick release of 3.0.10 is designed to remedy those issues."There isn't much other information available at this time other than from What’s New in Firefox 3.0.10:
To get the update, click "Help > Check for Updates".
"Firefox 3.0.10 fixes two issues found in Firefox 3.0.9:
- Fixed a major stability issue.
- See the Firefox 3.0.9 release notes for changes in previous releases.
See the complete list of bugs fixed."
Remember - "A day without laughter is a day wasted."
May the wind sing to you and the sun rise in your heart...