Researchers discover battery-free technology which harvests power from radio and Wi-Fi signals for low-powered devices
cross-posted from: lemmy.ml/post/18426215
![](https://kbin.life/media/cache/resolve/entry_thumb/85/c7/85c7ffcffa24d08b2d6674a5dfe03ceff9253c0c34e09f75fea773965baa6ec7.jpg)
There have been multiple accounts created with the sole purpose of posting advertisement posts or replies containing unsolicited advertising.
Accounts which solely post advertisements, or persistently post them may be terminated.
cross-posted from: lemmy.ml/post/18426215