Dragging your feet is a crime if it's reasonable to believe that the purpose of dragging your feet is to facilitate crime. And I think anyone with a brain recognizes that's what was going on.
Try to figure out how his service was fundamentally different than Youtube except for later being owned by superrich Google. Let's bet that Google earned more money by distributing unlicesed material than Kim could in 10 of his lives.
Then consider how much years Google needed to start to be even slightly effective. Wasn't that dragging the feet?
The justice for small guys and superrich is not the same. Kim is a small guy in this comparison.
No, google meaningfully acted to abide by the DMCA take downs and over time progressively improved its tooling to facilitate that. Mega did the exact opposite.