Make it portable. Many meeting rooms, conference rooms etc have a laptop attached to the room projector, as they expect the presentation to use Powerpoint only. With other software one will need to swap the computer or to do an install. Then a portab

Make it portable. Many meeting rooms, conference rooms etc have a laptop attached to the room projector, as they expect the presentation to use Powerpoint only. With other software one will need to swap the computer or to do an install. Then a portable app will solve this