Did you know that less than 1% of the global Internet traffic is transmitted via satellites? The actual workhorses are 1.1 million kilometers of submarine cables that lay on the bottom of the ocean floor. More than 400 of these cables connect the continents and make the Internet a really global thing. But how did they get there and how do they survive?
Ever since our monitors support power-safe modes we had little reason to use animated screen-savers anymore. When we don’t use the computer the monitors are turned off and go dark. Safe the planet! And I have to confess that I didn’t install any fancy screensavers for years.
But the other day I came across a screensaver that by itself is reason enough to leave the monitor on a little longer. Apple had created an “Aerial” screensaver for Apple TV that uses gorgeous, slow moving aerial video shots from drones and helicopters as screensaver material. And some guy found out where and how the data is stored… Now there are versions for OSX, Windows and Linux.
Ten days ago I started using four ultra low-cost ATOM-processor based tablets (running under Windows 10) as monitoring stations (or “remote probes”, as we call them in the context of PRTG). Each of them was monitoring about 100 sensors in my home lan, including wifi quality and temperature. Here are my experiences of the first 10 days: