покритикуйте refresh_pattern?

Subj, на предмет косяков с сайтами
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refresh_pattern ^ftp: 1440 20% 10080
refresh_pattern ^gopher: 1440 0% 1440
refresh_pattern . 0 20% 4320
refresh_pattern -i .gif$ 432000 100% 43200 override-lastmod override-expire ignore-reload override-lastmod
refresh_pattern -i .png$ 432000 100% 43200 override-lastmod override-expire ignore-reload override-lastmod
refresh_pattern -i .jpg$ 432000 100% 43200 override-lastmod override-expire ignore-reload override-lastmod
refresh_pattern -i .jpeg$ 432000 100% 43200 override-lastmod override-expire ignore-reload override-lastmod
refresh_pattern -i .pdf$ 432000 100% 43200 override-lastmod override-expire ignore-reload override-lastmod
refresh_pattern -i .zip$ 432000 100% 43200 override-lastmod override-expire ignore-reload override-lastmod
refresh_pattern -i .tar$ 432000 100% 43200 override-lastmod override-expire ignore-reload override-lastmod
refresh_pattern -i .gz$ 43200 100% 43200 override-lastmod override-expire
refresh_pattern -i .tgz$ 43200 100% 43200 override-lastmod override-expire
refresh_pattern -i .exe$ 43200 100% 43200 override-lastmod override-expire
refresh_pattern -i .prz$ 43200 100% 43200 override-lastmod override-expire
refresh_pattern -i .ppt$ 43200 100% 43200 override-lastmod override-expire
refresh_pattern -i .inf$ 43200 100% 43200 override-lastmod override-expire
refresh_pattern -i .swf$ 432000 100% 43200 override-lastmod override-expire ignore-reload override-lastmod
refresh_pattern -i .mid$ 43200 100% 43200 override-lastmod override-expire
refresh_pattern -i .wav$ 43200 100% 43200 override-lastmod override-expire
refresh_pattern -i .mp3$ 43200 100% 43200 override-lastmod override-expire
refresh_pattern -i .jsp$ 43200 100% 43200 override-lastmod override-expire ignore-reload override-lastmod
refresh_pattern -i .js$ 43200 100% 43200 override-lastmod override-expire ignore-reload override-lastmod