A 1970s programmable calculator from Sharp approached the problem with magnetic strips on special cards, and since [Menadue] has one with no cards, he set about making his own. These cards are a ...

We’re all familiar with record-your-own-message greeting cards. Generally they’re little more than a cute gimmick for a friend’s birthday, but [dögenigt] saw that these cards had more ...

This is a field with room for growth, and while the big players like Hallmark do tend to dominate the market, most of the country's more than 1,800 greeting ... each card on your own computer ...