Signal with rain
The Japanese National Weather Association offers a "rain cloud mail messaging alert service" for mobile phones. That means that you'll get a signal if it's clear there's a rain cloud you've not seen yourself yet coming your way. The Japanese pay $1 a month for this service.
Future Vision by Erwin Van Lun on this article
We’ll slowly start to pay for services tailored to us. Here in subscription model, but I think in time you’ll start to pay per consultation and only consider a subscription when you use it regularly. Of course we’ll have to be able to pay for example $0.50 with the greatest ease, a press of a button. World-wide. And that’s coming too.
