I can think of several large sites or organizations who have dropped IE6 support in the past year.
There's nothing lazy about not supporting PHP 4. It is outdated and flawed, and the last release was in 2008. PHP 5 has been out for over 5 years. The fact that those sites are timebombs is not WordPress's fault or their problem.
There's nothing lazy about not supporting PHP 4. It is outdated and flawed, and the last release was in 2008. PHP 5 has been out for over 5 years. The fact that those sites are timebombs is not WordPress's fault or their problem.