Concerned that you'll never be able to replace your HP 41C when it finally craps out? We were, too. Until we found out about calculator emulators for the PC. As one engineer says, "I just pop the 41CX up on the screen, load my old program files written in the standard HP language, and voila!" Check it out at www.hpcalc.org/hp48/pc/emulators/.
Focus on Fundamentals consists of 45-minute on-line classes that cover a host of technologies. You learn without leaving the comfort of your desk. All classes are taught by subject-matter experts and all are archived. So if you can't attend live, attend at your convenience.