This, apparently, is how terabytes of data got leaked from Parler: https://www.reddit.com/r/ParlerWatch/comments/kuqvs3/comment/giu04o6
Okay, finally. The story straight from donk_enby: https://www.vice.com/en/article/n7vqew/the-hacker-who-archived-parler-explains-how-she-did-it-and-what-comes-next