Amazon.com: CASIO SCHULRECHNER Modell FX 5800 P, BATTERIEBETRIEB, Black : Casio: Office Products
Charlie Stross on Twitter: "Here is a web server running on a £40 Casio fx-9750GII graphical calculator: https://t.co/gK2KZmQNTV https://t.co/ER3Y5gJfvH" / Twitter