Rated 5 out of 5 stars

Thanks for the update of such a wonderful decision as YSlow!
Many thanks to plug-in developer.

This review is for a previous version of the add-on (3.0.9). 

Rated 5 out of 5 stars

Not work in FF 9 - why?

Please fix it!

This review is for a previous version of the add-on (3.0.4).