you're right, i did mean passive. something like [1]. i don't claim that they are a particularly secure solution. i only wanted to dispute the implication that

you're right, i did mean passive. something like [1]. i don't claim that they are a particularly secure solution. i only wanted to dispute the implication that they enable GPS tracking. [1] https://dangerousthings.com/shop/xm1-plus/ https://dangerousthings.com/shop/xm1-plus/