Because those Delphi apps were written by less capable people. I've done tons of Delphi's applications in the past and still do some now (both Delphi and Lazaru

Because those Delphi apps were written by less capable people. I've done tons of Delphi's applications in the past and still do some now (both Delphi and Lazarus). In every case the UI and backend business logic was clearly separated.