🚀🌐 Ah yes, because who needs practicality when you can send your secret spam through the mystical power of dog whistles? 📡🎶 You too can experience the joy of low-quality data transfer while mystifying the local wildlife. 🎉🐶
https://halcy.de/blog/2025/06/27/transmitting-data-via-ultrasound-without-any-special-equipment/ #secretspam #dogwhistles #lowqualitydatatransfer #mystifyingwildlife #hackernews #HackerNews #ngated