Internet of things different from one device to the next but there are basic characteristics shared by most. IoT creates opportunities for more direct integration of the physical world into computer-based systems, resulting in efficiency improvements, economic benefits, and reduced human exertions. The number of IoT devices increased 31% year-over-year to 8.4 billion in the year 2017 and it is estimated that there will be 30 billion devices by 2020. The global market value of IoT is projected to reach $7.1 trillion by 2020. Ambient intelligence and autonomous control are not part of the original concept of the Internet of things. Ambient intelligence
Cats and the Internet internet than they were to post a selfie. Also, it was found that people who watch cat videos feel more energetic and positive after viewing online cat content. Maria Bustillos considers cat videos to be "the crystallisation of all that human beings love about cats", with their "natural beauty and majesty" being "just one tiny slip away from total humiliation", which Bustillos sees as a mirror of the human condition. When the creator of the World Wide Web, Tim Berners-Lee, was asked for an example of a popular use of the internet that he would never had predicted, he answered