Every time a non-chromium browser pushes updates it's good news. That being said, if you care about open standards, privacy and a fair market, you should just delete whatever you have and install Firefox right now.
> That being said, if you care about open standards, privacy and a fair market, you should just delete whatever you have and install Firefox right now.
I wonder if you realize that these days Firefox is more often than not on Safari's side when it comes to all the things you've listed.