The cable

You're referring to the humble cable!

A cable is a type of electrical wire or cord that is used to transmit electrical signals or power between devices. It's a crucial component in many modern technologies, including:

  1. Television: Cables connect TVs to satellite dishes, cable boxes, or streaming devices to receive programming.
  2. Internet: Cables bring high-speed internet to homes and businesses, allowing for fast data transfer and online connectivity.
  3. Audio: Cables connect audio devices like speakers, headphones, and microphones to devices like computers, phones, and music players.
  4. Power: Cables transmit electrical power from a power source to devices like lamps, computers, and appliances.

Cables come in various types, including:

  1. Coaxial cables: Used for TV and internet connections, these cables have a central copper wire surrounded by insulation and a braided shield.
  2. Twisted pair cables: Used for phone and internet connections, these cables have two insulated copper wires twisted together to reduce electromagnetic interference.
  3. Fiber optic cables: Used for high-speed internet and data transmission, these cables transmit data as light signals through thin glass or plastic fibers.
  4. USB cables: Used to connect devices like phones, tablets, and cameras to computers and other devices.

Cables are essential for many modern technologies, and their development has enabled the widespread use of digital devices and online services.