Owning a browser is a business as every search engine wants to be the default. I think google is forking several billions a year to be the default on Safari and

Owning a browser is a business as every search engine wants to be the default. I think google is forking several billions a year to be the default on Safari and is probably Firefox’ primary source of revenues. I don’t know if Microsoft has any other motivation for Edge other than being the front end for Bing.