В каких случаях нужна коррекция сосков?

----- SPEED TEST START ----
0.00000000000: 0.00000000000 site.php == index.php
0.00023698807: 0.00023698807 site.php == captcha
0.00023889542: 0.00000190735 site.php == Начало
0.00023889542: 0.00000000000 site.php == Перед engine
0.00076389313: 0.00052499771 site.php == После engine
0.00317597389: 0.00241208076 site.php == _get_base_data start
0.01098489761: 0.00780892372 site.php == _get_base_data stop
0.01216697693: 0.00118207932 site.php == !!!!!!
0.01913785934: 0.00697088242 site.php == !!!!!!2
0.01913881302: 0.00000095367 site.php == Перед engine->draw(index)
0.02001094818: 0.00087213516 site.php == После engine->draw(index)
0.02001500130: 0.00000405312 site.php == check_lazy_images start
0.02011394501: 0.00009894371 site.php == check_lazy_images finish
0.02011394501: 0.00000000000 site.php == check_lazy_frame start
0.02016592026: 0.00005197525 site.php == check_lazy_frame finish
0.02016592026: 0.00000000000 site.php == Перед engine->rewrite->replace_html
0.02319979668: 0.00303387642 site.php == После engine->rewrite->replace_html
---- SPEED TEST END ----