Apparently, there’s some sort of sporting event being televised this weekend that has been historically used as an excuse to buy a big-screen TV. [Joel] wanted a huge-screen TV on the cheap, so he ...

Whether you give presentations for a living or attend them only at seminars, you've probably sat through hours of digital slides and scenarios, overhead-projector transparencies and bullet points.

While data projectors are popular tools for business meetings, the overhead projector still has some significant benefits. For interactive presentations, an overhead projector lets you write directly ...