To be even more fair, for the lightbulb to change the world, it HAD to be practical. Practicality is just as important as emitting light. Without being practical, it’s just a glowing filament in a lab.
Edison may not have invented the concept of lightbulbs, but he did invent The Lightbulb.
To be even more fair, for the lightbulb to change the world, it HAD to be practical. Practicality is just as important as emitting light. Without being practical, it’s just a glowing filament in a lab.
Edison may not have invented the concept of lightbulbs, but he did invent The Lightbulb.