That's not how it works. Microsoft didn't add Windows-only features to Netscape either. It added them to IE. And then lured people into using those in order to

That's not how it works. Microsoft didn't add Windows-only features to Netscape either. It added them to IE. And then lured people into using those in order to make them dependent on these proprietary features and in order to decrease interoperability of websites using those extensions with other browsers. see also https://en.wikipedia.org/wiki/Embrace,_extend_and_extinguish https://en.wikipedia.org/wiki/Embrace,_extend_and_extinguish