The 'Mayday' ad ends with "21f is working on a keynote". To the target audience (and especially those who do laptop work on planes), that means 'keynote' as in

The 'Mayday' ad ends with "21f is working on a keynote". To the target audience (and especially those who do laptop work on planes), that means 'keynote' as in "prestigious headlining speech at a conference", not "Apple Keynote presentation software".