Computer hardware; computer software for use as a spreadsheet and for word processing and for content in the nature of food-freshness tracking and usage tracking; blank optical data carriers; flash card readers; calculating machines; automatic electric time switches; sound alarms; time clocks; electronic timers; timers that may be attached to a prescription vial cap for reminding a person to take medicine; food analysis apparatuses, namely, timers that may be attached to a food container for ...