Bugs happen. Here’s an LG coffee maker uploading 1TB in 10 days: https://www.tomshardware.com/networking/it-pro-says-his-parents-keurig-smart-coffee-maker-sent-1tb-of-data-over-their-wi-fi-in-10-days-it-saturated-an-access-point-on-its-own-but-he-says-most-of-the-traffic-never-left-the-home-network

I don’t know how common it is, but while growing up, I often heard from adults that a girl becomes a woman with her first period.