В каком случае нельзя ставить импланты?

----- SPEED TEST START ----
0.00000000000: 0.00000000000 site.php == index.php
0.00043988228: 0.00043988228 site.php == captcha
0.00044488907: 0.00000500679 site.php == Начало
0.00044488907: 0.00000000000 site.php == Перед engine
0.00120997429: 0.00076508522 site.php == После engine
0.00389599800: 0.00268602371 site.php == _get_base_data start
0.01157903671: 0.00768303871 site.php == _get_base_data stop
0.01301789284: 0.00143885612 site.php == !!!!!!
0.04400587082: 0.03098797798 site.php == !!!!!!2
0.04400801659: 0.00000214577 site.php == Перед engine->draw(index)
0.04487895966: 0.00087094307 site.php == После engine->draw(index)
0.04488205910: 0.00000309944 site.php == check_lazy_images start
0.04497599602: 0.00009393692 site.php == check_lazy_images finish
0.04497599602: 0.00000000000 site.php == check_lazy_frame start
0.04502391815: 0.00004792213 site.php == check_lazy_frame finish
0.04502391815: 0.00000000000 site.php == Перед engine->rewrite->replace_html
0.04792690277: 0.00290298462 site.php == После engine->rewrite->replace_html
---- SPEED TEST END ----