I was not using Perl in the old Perl4 times. I use strict in all my scripts for quite some time. But I would not want it to be default. It'd break my one-liners. And it's those I tend to type repeatedly, not the first four lines of the scripts (
no warnings 'uninitialized';
Besides most of the problems would not be solved. People would just blindly put my or our all over the place to silence the error messages and their variables would be just as global and their programs just as badly designed.
Enoch was right!
Enjoy the last years of Rome.