Windows 10

http://www.youtube.com/watch?v=bwWG1iI1G6w

http://www.kcci.com/news/kcci-meteorologist-gets-upgrade-surprise-on-live-tv/39240636

To invoke the old "Set your default programs" interface in 1709:

control /name Microsoft.DefaultPrograms /page pageDefaultProgram

To invoke the old "Associate a file type or protocol with a program" interface in 1709:

control /name Microsoft.DefaultPrograms /page pageFileAssoc