Peak hashrate 8th of may

Isn't anyone gonna talk about this 587 PH/s peak that happened these days? Maybe a mining farm put it's entire hashrate for a few blocks and then bailed out? What happened?

https://preview.redd.it/f3d3hh6yyzx61.png?width=1038&format=png&auto=webp&s=4a9186188528d484fba7bee681dbf1b47f04b273