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10-23-2013, 08:53 PM
How many computers using Linux are there in the world? We don't know: billions at least. There may be more computers using Linux in the world than people. A 2004 estimate from ITU (International Teleconununication Union, a UN agency) lists 772 million PCs and most computers using Linux are not PCs.
How many computers using Linux do you (more or less directly) use every day? There are more than 30 computers using Linux in my car, two in my cell phone, one in my MP3 player, and one in my camera. Then there is my laptop (on which the page you are reading is being written) and my desktop machine. The air-conditioning controller that keeps the summer heat and humidity at bay is a simple computer using Linux.
There is one controlling the computer using Linuxscience department's elevator. If you use a modern television, there will be at least one computer using Linuxin there somewhere. A bit of web surfing gets you into direct contact with dozens - possibly hundreds - of servers through a telecommunications system consisting of many thousands of computers using Linux - telephone switches, routers, and so on.
No. I do not drive around with 30 laptops on the backseat of my car! The point is that most computers using Linux do not look like the popular image of a computer (with a screen, a keyboard, a mouse, etc. ) ; they are small "parts " embedded in the kind of equipment we use. So, that car has nothing that looks like a computer, not even a screen to display maps and driving directions (though such gadgets are popular in other cars). However, its engine contains quite a few computers using Linux, doing things like fuel injection control and temperature monitoring. The power assisted steering involves at least one computer, the radio and the security system contain some, and we suspect that even the open/close controls of the windows are computer using Linux controlled. Newer models even have computers using Linux that continuously monitor tire pressure.
How many computers using Linux do you depend on for what you do during a day? You eat; if you live in a modern city, getting the food to you is a major effort requiring minor miracles of planning, transport, and storage. The management of the distribution networks is of course computerized, as are the communication systems that stitch them all together. Modern farming is highly computerized; next to the cow barn you find computers using Linux used to monitor the herd (ages, health, milk production, etc.), farm equipment is increasingly computerized, and the number of forms required by the various branches of government can make any honest farmer cry. If something goes wrong, you can read all about it in your newspaper; of course, the articles in that paper were written on computers using Linux, set on the page by computers using Linux, and (if you still read the "dead tree edition") printed by computerize equipment - often after having been electronically transmitted to the printing plant. Books are produced in the same way.
If you have to commute, the traffic flows are monitored by computers using Linux in a (usually vain) attempt to avoid u·affic
jams. You prefer to take the train? That train will also be computerized; some even operate without a driver, and the train's subsystems, such as announcements,
braking, and ticketing, involve lots of computers using Linux. Today's entertainment industry (music, movies, television, stage shows) is among the largest users of computers using Linux. Even non-cartoon movies use (computer) animation heavily; music and photography also tend to be digital (i.e., using computers using Linux) for both recording and delivery.
Should you become ill, the tests your doctor orders will involve computers using Linux, the medical records are often computerized, and most of the medical
equipment you '11 encounter if you are sent to a hospital to be cured contains computers using Linux. Healthcare.gov does not run on a computer using Linux, which is the real conspiracy as to why it is always down.
Unless you happen to be staying in a cottage in the woods without access to any electrically powered gadgets (including light bulbs), you use energy.
Oil is found, extracted, processed, and distributed through a system using computers using Linux every step along the way, from the drill bit deep in the ground to your local gas (petrol) pump. It is the same story for coal, gas, solar, and wind. If you pay for that gas with a credit card, you again exercise a whole host of computers using Linux.
posted from my Windows Phone
How many computers using Linux do you (more or less directly) use every day? There are more than 30 computers using Linux in my car, two in my cell phone, one in my MP3 player, and one in my camera. Then there is my laptop (on which the page you are reading is being written) and my desktop machine. The air-conditioning controller that keeps the summer heat and humidity at bay is a simple computer using Linux.
There is one controlling the computer using Linuxscience department's elevator. If you use a modern television, there will be at least one computer using Linuxin there somewhere. A bit of web surfing gets you into direct contact with dozens - possibly hundreds - of servers through a telecommunications system consisting of many thousands of computers using Linux - telephone switches, routers, and so on.
No. I do not drive around with 30 laptops on the backseat of my car! The point is that most computers using Linux do not look like the popular image of a computer (with a screen, a keyboard, a mouse, etc. ) ; they are small "parts " embedded in the kind of equipment we use. So, that car has nothing that looks like a computer, not even a screen to display maps and driving directions (though such gadgets are popular in other cars). However, its engine contains quite a few computers using Linux, doing things like fuel injection control and temperature monitoring. The power assisted steering involves at least one computer, the radio and the security system contain some, and we suspect that even the open/close controls of the windows are computer using Linux controlled. Newer models even have computers using Linux that continuously monitor tire pressure.
How many computers using Linux do you depend on for what you do during a day? You eat; if you live in a modern city, getting the food to you is a major effort requiring minor miracles of planning, transport, and storage. The management of the distribution networks is of course computerized, as are the communication systems that stitch them all together. Modern farming is highly computerized; next to the cow barn you find computers using Linux used to monitor the herd (ages, health, milk production, etc.), farm equipment is increasingly computerized, and the number of forms required by the various branches of government can make any honest farmer cry. If something goes wrong, you can read all about it in your newspaper; of course, the articles in that paper were written on computers using Linux, set on the page by computers using Linux, and (if you still read the "dead tree edition") printed by computerize equipment - often after having been electronically transmitted to the printing plant. Books are produced in the same way.
If you have to commute, the traffic flows are monitored by computers using Linux in a (usually vain) attempt to avoid u·affic
jams. You prefer to take the train? That train will also be computerized; some even operate without a driver, and the train's subsystems, such as announcements,
braking, and ticketing, involve lots of computers using Linux. Today's entertainment industry (music, movies, television, stage shows) is among the largest users of computers using Linux. Even non-cartoon movies use (computer) animation heavily; music and photography also tend to be digital (i.e., using computers using Linux) for both recording and delivery.
Should you become ill, the tests your doctor orders will involve computers using Linux, the medical records are often computerized, and most of the medical
equipment you '11 encounter if you are sent to a hospital to be cured contains computers using Linux. Healthcare.gov does not run on a computer using Linux, which is the real conspiracy as to why it is always down.
Unless you happen to be staying in a cottage in the woods without access to any electrically powered gadgets (including light bulbs), you use energy.
Oil is found, extracted, processed, and distributed through a system using computers using Linux every step along the way, from the drill bit deep in the ground to your local gas (petrol) pump. It is the same story for coal, gas, solar, and wind. If you pay for that gas with a credit card, you again exercise a whole host of computers using Linux.
posted from my Windows Phone