PowerPoint is 25 Years Old

Really! It turned 25 a couple of weeks ago. I use it quite frequently. Sometimes it helps if one is prepared but it cannot rescue an ill-prepared presentation, and indeed can make a bad thing worse. I take a very poor view of people who put too much stuff on slides and/or read slides. These people should be slapped for not knowing that the audience can read. The BBC News Magazine has an article on how people mess up making presentations with it. A bit from there below the fold.
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