Are electronic gadgets advantageous or disadvantageous?




Karren





Answer
Enabling Lifestyles

Electronic gadgets have seen a revolution. In the past, most gadgets served a single purpose: Phones called people; TVs showed television shows. Now, gadgets are evolving to be multi-purpose tools. Mobile phones today not only call, but most allow texting, email, web-surfing, and a host of other features. These gadgets, whether a computer or a phone, allow people to stay more organized, stay in constant communication, and gain access to the outside world much more easily than was ever possible without electronic gadgetry.

Business and Work

Laptop computers, personal digital assistants, known as PDAs, and smart phones eliminate the need for offices for some people. They make work possible that was once impossible without a physical office-hub. Now meetings can be held from nearly any location with a simple computer, microphone, and Internet access. The ability of websites to be established as hubs, working similarly to virtual stores, has also led to a revolution for consumers, opening up the world of Internet retail. The low cost of starting an online-based business as compared to a physical business also helps push entrepreneurialism.
Time and Health Concerns

Electronic devices are designed to save time and make people more efficient. For many people, though, the increase in new inventions take up more time. An efficient gadget might actually provide someone with less free time due to the assortment of additions it's providing. Regarding health, concerns have been raised about cell phones and brain tumors; however, according to the National Cancer Institute, as of 2011, no link has been determined to exist. Another health concern is that gadgetry tends to require immobility. Video games commonly take some of the blame for rises in childhood obesity during recent decades.

Environmental Impact

A commonly overlooked negative side to electronic gadgetry is their environmental impact. Non-biodegradable, non-recyclable electronic gadgets often end up in landfills or are shipped to crude facilities in developing countries. Without safe and efficient means of recycling, electronic wastes are burned to salvage bits of metal -- releasing toxic substances into the atmosphere, polluting the immediate environment and potentially nearby water resources as well. The rapid increase in the number of electronic gadgets, as projected by the International Energy Agency, not only means greater carbon dioxide emissions but also increasing energy demands that will need to be met.

How to create an electronic gadget?




Sena


Creating a computer program is easy. Everything are all ready, the hardwares, operating system and much more.
But what i mean, can't i create an electronic gadget on my own? Because i believe it's way-way harder and not many people can do it, except a special electronic hobbyist.

For example, i want to create something for my school. For example, it's an electronic thing that could be written all homeworks, tasks and also alarm so it would make the user easier on school thing.

According to that example, it means that it's very useful. The problem is, i don't how. Are there any tutorials that you can give me to start learning about making electronic things for example starting from a button that could make the light on until a simple calculator or something?

Thank you.

(Note: I don't want something that tells me to learn by finding another source, because i have tried and i didn't found any in Google. If you found one, please tell me.)



Answer
Basic electronic circuitry isn't really that difficult of a thing to understand. The problem is, to do what you're proposing and make it in a portable size, you'll probably have to do more than just look the subject up online. companies have been going smaller and I'm sure they wont just give you their secrets. Maybe buy a PDA? Or if you are really interested in building your own, contemplate buying an old pda and take it apart to learn from that.




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