Has been user since Netscape open sourced it. Initially it gained a lot of users largely due to it been very customizable and listened to feedbacks. Over the ye

Has been user since Netscape open sourced it. Initially it gained a lot of users largely due to it been very customizable and listened to feedbacks. Over the years, I don't use FF anymore especially when they deprecated xul and Waterfox/Palemoon forked out. They lost most of their core that I think they not sure who is their core base.