Back in the 80's, about the time PowerPoint was gestating, Dave Winer's ThinkTank begat MORE on the Mac. It was a simple text outliner - but press a button and

Back in the 80's, about the time PowerPoint was gestating, Dave Winer's ThinkTank begat MORE on the Mac. It was a simple text outliner - but press a button and the structure turned into a presentation. Symantec thought it had huge potential and bought the product for several more years of development, but it lost steam in the early 90s, despite it's dedicated fans. (Mostly people that wanted it for outlining more than presentations.)