Maybe you don't remember what a huge deal it was that Microsoft leveraged its desktop monopoly to gain market share for its internet browser. Bill Gates declaring that the browser is 'part of the OS' and can't be removed. The anti-trust trial in the US, the changes demanded by the EU...
The "Default Programs" control has very few settings; very few settings that need to be imported, but somehow Microsoft ignored the settings that just happen to give them an advantage. Mozilla is spot on here.
That issue has been perverted over the years. Even though the punishment was providing other possible defaults, the initial problem wasn't really about the system default. It was that IE was ingrained in Windows as part of the system. That prevented other browser from competing on an even playing field.
The "Default Programs" control has very few settings; very few settings that need to be imported, but somehow Microsoft ignored the settings that just happen to give them an advantage. Mozilla is spot on here.