About device data on internet:

There are many websites that offer a data stream to web (device data on internet) service.

Maybe the first was Patchbay aka Pachube.

Pachube evolved to COSM

wikipedia page: http://en.wikipedia.org/wiki/Xively

Some new things on cosm.com

https://cosm.com/explore/air_quality_egg

http://airqualityegg.wikispaces.com/

https://cosm.com/explore/wind_turbines

http://umoyasa.co.za/?page_id=28

Now is changed to xively:

https://xively.com/

https://xively.com/pricing/

Other similar sites:

http://open.sen.se/

http://www.etherios.com/products/devicecloud/