![]() ![]() The decentralized currency incorporates technology, currency, math, economics and social dynamics. 1, 2017, topped $19,000 in December of that year and then lost about 50 percent of its value during the first part of 2018. It cracked the $1,000 threshold for the first time on Jan. ![]() Dan Kitwood/Getty Images Bitcoinīitcoin is the digital cryptocurrency that racked up headlines with its meteoric rise in value a few years back and then its equally breathtaking decline, and it's another technology made popular by anonymity. Today, Bluetooth is being employed in the smart home for uses such as unlocking door locks and beaming audio to lightbulbs with built-in speakers.īitcoin incorporates technology, currency, math, economics and social dynamics. ![]() Fitness trackers use Bluetooth to stream data to mobile phones, and PCs can connect wirelessly to keyboards and mice.īetween 20, the number of Bluetooth-enabled devices in the world nearly tripped to 10 billion. Introduced to consumers in 1999, Bluetooth was built for connecting a mobile phone to a hands-free headset, allowing you to carry on conversations while keeping your hands available for other uses, such as driving a car.īluetooth has since expanded to link devices like earbuds, earphones, portable wireless speakers and hearing aids to audio sources like phones, PCs, stereo receivers and even cars. Getty BluetoothĪnother wireless communication technology that has proven indispensable is Bluetooth, a radio link that connects devices over short distances. Bluetooth has allowed us to hold telephone conversations while keeping both hands on the wheel. ![]()
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