We have a choice in how our media is rendered. Designing content that can only be rendered effectively in one application for three computer platforms is way too shortsighted. Just give me a choice, and suggest the presentation. They don't want to be beholden to one vendor. It's like a public whiteboard.
People leave their favorite tips on anything and everything.
I did this. In order to speed up processing of a spreadsheet function, repeatedly hit the return key. Your CPU will sense your urgency, and process your data more quickly. Also works to unlock your keyboard when it freezes. Always, no wait, never, no, always carry a litter bag in your car.