Re: Apple a pass
One is a gadget, a phone, a tablet.
The other is now primarily used for content creation and legacy applications.
There are alternatives to iPhone/iPad, it has less than 15% of it's market. MS Windows is the dominant OS for laptops & desktop computers, especially in business. Many people feel they have no alternative due to Sage, Payroll, CRM, Adobe high end packages etc.
I already found that "Current" Firefox builds can be Win10 default browser, but even an updated Firefox 52ESR can't be set as default.
Also Edge isn't even a "proper" desktop application. Even if the most secure today, it may be incompatible or insecure tomorrow. It also breaks easily if Windows Firewall or Store settings are changed.