These days when I get burnt by CSS incompatibility or bugs it's Firefox 3/4ths of the time and Safari 1/4th of the time. Firefox still doesn't support the 7 ye

These days when I get burnt by CSS incompatibility or bugs it's Firefox 3/4ths of the time and Safari 1/4th of the time. Firefox still doesn't support the 7 year old feature backdrop-filter when even Safari does.