Of course in practice almost nobody actually uses these.
The damn government can’t tell me what to do.
Sigh, I see plenty of people driving with the seatbelt behind them, which means they make the choice to ignore the advice. Imagine having to take action without being constantly told to.
As other comments have mentioned, we’re dumb.
In the field of aviation, they study aeronautical decision making (ADM), and hazardous attitudes that prevent good decision making. The FAA identified the so-called 5 Hazardous Attitudes[1], and number one on the list is "Anti-authority". I wouldn't be surprised if this attitude is causal of accidents and negligence in other activities like boating and driving.
1: https://www.aopa.org/news-and-media/all-news/1999/september/...
There is a gadget which had some diffusion here (the manufacturer explicitly states that it is not tested/approved and actually prohibited for human use, but we all know how it is used in real life), tellingly called "Zitto" (would translate to "shut-up"):
https://www.lampa.it/it/articoli/72397-zitto-2-extension?gr=...
You won't be able to catch up to a drifting boat and board it (the latter is quite a challenge in itself).
edit: just not go alone.