Opera (my browser) just asked me whether I wanted to upgrade to version 10. I did.
I am currently testing the Universal Thread with it. No obvious incompatibilities so far.
Difference in opinions hath cost many millions of lives: for instance, whether flesh be bread, or bread be flesh; whether whistling be a vice or a virtue; whether it be better to kiss a post, or throw it into the fire... (from Gulliver's Travels)