The main impact that HCI has had on society is improving the ease of use of computers and other devices. Modern computers and other electronic devices do not require the user to have as much training or specialised information as they used to.
Perception describes the processes by which we gather information from our surroundings using our senses. Vision and hearing dominate interaction. If we cannot see a display or hear a warning then we are unlikely to respond correctly.
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Answer:
The main impact that HCI has had on society is improving the ease of use of computers and other devices. Modern computers and other electronic devices do not require the user to have as much training or specialised information as they used to.
Perception describes the processes by which we gather information from our surroundings using our senses. Vision and hearing dominate interaction. If we cannot see a display or hear a warning then we are unlikely to respond correctly.