it’s a bit different, in that they’re just constantly broadcasting a singular id, over and over. The “tracking” is the application on various devices which receive the broadcast and report it to Apple, along with that device’s location.
Sidewalk was packing up actual user data and running it over your network, which has other implications.
hard disagree; “concept of throwing”, imo, is accurately predicting some complicated physics and then making the split second adjustments to fling an object from your body elsewhere with enough force to be useful; that it’s kicking rather than hand based doesn’t seem relevant imo, it’s still about accuracy and weird spin and dexterity.