It's probably pretty rare nowadays, since it's off by default and rather hidden in the settings dialog ("Search for text when you start typing"). I had it activated up until (quite) a few years ago, and I think I switched it off, because of bad JavaScript interactions.
It's probably pretty rare nowadays, since it's off by default and rather hidden in the settings dialog ("Search for text when you start typing"). I had it activated up until (quite) a few years ago, and I think I switched it off, because of bad JavaScript interactions.