As currently architected, the frontend is responsible for sending the core events such as "copy", "delete to start of line", or "insert 'a'". On xi-mac, the def

As currently architected, the frontend is responsible for sending the core events such as "copy", "delete to start of line", or "insert 'a'". On xi-mac, the default experience is intended to closely match the behaviour of other native Cocoa apps, and to generally respect platform idioms.