Over at Dr. Mark Perry’s blog, he consistently posts about the costs of things then and now. The latest is the cost of a scientific calculator (hat tip to Alex Kirtland who posted this on his facebook.). You and I have at least one scientific calculator (I have three, and one financial calculator), and it’s interesting to see the costs drop over the years. The scientific calculator went from geek tool to something every high school student must have.
Why is this of interest to me? A few reasons actually: (more…)