Continuing along memory lane - grandma wasn't much on technology (other than the aforementioned CB radio). A quick example - whenever we were at a store that was displaying electric typewriters, she'd demonstrate how us…

I know how the line is supposed to start, but for the particular application I am about to mention, I believe a pen would be an entirely unworthy instrument. Ready? Cake Cutting. Sure, if you had the right pen and all …