There are many false positives or grey negatives when using those filters. But it mostly happen during these kinds of redirects where one or more actors wants

There are many false positives or grey negatives when using those filters. But it mostly happen during these kinds of redirects where one or more actors wants to be in the redirect loop. This could be URL shorteners or price comparison websites. uBlock asks if you want a one time exception when a redirect leads you to a blocked url.