This is the blog of Ronald Bartels that wanders on and off the subject of problem management (that is how it started), but it is best described by Ray who says this is Daddy's thoughts! Like the best music is from the Eighties and a wee dram helps in solving most inconveniences.
Pocket calculator - a nerd's proudest possession - the Awesome World of Things
Math nerds couldn't slip the first all-transistor calculator into
their shirt pockets: The three-unit IBM 608 weighed 2400 pounds.
Anyway, at $83,210, it was too pricey. By 1976, four-function pocket
calculators weighed a few ounces and cost a few dollars - Popular Mechanics.
Find out more about the pocket calculator over at LinkedIn here.