In what ways do you think those human steps can fail? The method only returns positive on a hash-match with a known piece of CSAM from NCMEC. The human proces

In what ways do you think those human steps can fail? The method only returns positive on a hash-match with a known piece of CSAM from NCMEC. The human process is looking at a picture somebody has already been convicted of child abuse for having, and comparing it with yours to see if they're the same.