My kid is three years old, and has never seen an incandescent light bulb.
We don’t own a calculator either. One of the only reasons they’re still around is their simplicity, which is desirable in an educational setting. If it wasn’t for that, nobody[1] would use them any more. Excel and computer algebra systems are superior for all practical purposes.
[1] For some values of “nobody”. There’s always the elderly, purists, luddites, or just those slow to adopt.
We don’t own a calculator either. One of the only reasons they’re still around is their simplicity, which is desirable in an educational setting. If it wasn’t for that, nobody[1] would use them any more. Excel and computer algebra systems are superior for all practical purposes.
[1] For some values of “nobody”. There’s always the elderly, purists, luddites, or just those slow to adopt.