And now, Casio sports a whole line of reimagined Casiotone keyboards, including the beloved CT-S1, and now—drumroll please—the CT-S1-76. The CT-S1-76 boasts, you guessed it, 76 full-size keys ...

What do you do with a circa 1985 Casio FX-451 calculator with a bad keyboard? Well, if you are [Poking Technology], you transplant the inside of the calculator to a new custom keyboard.