3 ms·
Yes. A Casio FX-81 (1981 vintage). An HP-16C (1996 vintage), but very rarely. My firmware days are long over. Pcalc42 in my phone. Have to comment on the bui
by SanjayMehta 3y ago
Yes.
A Casio FX-81 (1981 vintage).
An HP-16C (1996 vintage), but very rarely. My firmware days are long over.
Pcalc42 in my phone.
Have to comment on the build quality. The Casio lost its battery cover within 5 years. The HP is build like a tank.