Could there be limitations on some common editing software these sources use? I know how absurd that sounds but have you seen the thing screenwriters still use

Could there be limitations on some common editing software these sources use? I know how absurd that sounds but have you seen the thing screenwriters still use? (https://en.m.wikipedia.org/wiki/Final_Draft_(software) https://en.m.wikipedia.org/wiki/Final_Draft_(software)) it's like typewriter emulation mode for modern computing