Sure, because the average user won’t think his Firefox to be broken and just switch to chrome altogether. Chrome has no issue with that site after all. Once enough pages have it even most technically inclined people will probably not want to constantly juggle between browsers, just to use their banking site or whatever.
You are not limited to using one browser at a time. Use firefox as much as you please. You can use google if you must.
Sure, because the average user won’t think his Firefox to be broken and just switch to chrome altogether. Chrome has no issue with that site after all. Once enough pages have it even most technically inclined people will probably not want to constantly juggle between browsers, just to use their banking site or whatever.