No, you don't go from 60s era tech to 90s era in phones without s forklift. Moving from electromechanical to stores program control is a sea change. It's like

No, you don't go from 60s era tech to 90s era in phones without s forklift. Moving from electromechanical to stores program control is a sea change. It's like going from Hollerith card based tabulators to a System/360