- spacing => [qw{. ⇥ ⇤ . ␣ ⌫ }], # tab, char
- editing => [qw{. ⎀ ⇱ ⇞ . ⌦ ⇲ ⇟ }], # edit block
- modifier => [qw{. ⇪ ⇯ ⇭ . ⇧ ⇮ № }],
- command => [qw{. ⎈ ⌥ ⌘ ⎄ }], [qw{. ↵ ⎋ ⎉ ⎊ }],
+ spacing => [qw{. ⇥ ⇤ . ␣ ⌫ }], # (fw and back) tab, char
+ editing => [qw{. ⎀ ⇱ ⇞ . ⌦ ⇲ ⇟ }], # ins, home, pgup; del, end, pgdn
+ modifier => [qw{. ⇪ ⇯ ⇭ . ⇧ ⇮ № }], # (lock and select) shift, l3, num
+ control => [qw{. ⎈ ⌥ ⌘ ⎄ }], # ctrl, option, cmd, compose
+ command => [qw{. ↵ ⎋ ⎉ ⎊ }], # enter, esc, pause, break