And the users in large institutions who aren't allowed to install or upgrade their browser will just have to suffer if they use your site. Or they'll go with y

And the users in large institutions who aren't allowed to install or upgrade their browser will just have to suffer if they use your site. Or they'll go with your competitor. Obviously, if your users are all home users, this probably isn't a factor. If you want people using your site from the office, it might be.