Not that the present situation and the abundance of free time that many are experiencing has anything to do with [Leo Fernekes] all-transistor digital clock ... from some modern light bulbs.

Wall clock or desk clock, large and clear digital display, easy to read. Digital Wall Clock with Accurate Date and Time - This digital calendar alarm day clock can help you keep track of dates ...

Before LEDs became cheap enough to be ubiquitous, flip-card displays were about the only way to get a digital clock. These entirely electromechanical devices had their own charm, and they have a ...