I can remember someone once say..
If you’re tired enough you’ll sleep, what total Bull####..
when sleep decides to pass you by, or you get through life dozing off, only then you realise I guess..
However just to put a slight positive, I’ve got one of these, saves electric, waking others putting lights on, also where ever you go even outside a brilliant adjustable light, rechargeable and motion wave on off sensor, it’s great for us no n sleepers 