What Are The Changes In Technology From 1940 Abakada To 2022??

what are the changes in technology from 1940 abakada to 2022??

The Abakada was replaced in 1976 with an expanded alphabet containing an additional 11 letters (C, CH, F, J, LL, Ñ, Q, RR, V, X, and Z) which was in turn replaced with the current 28-letter modern alphabet.