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
Online Chess Kingdoms Online Chess Kingdoms Online Chess Kingdoms is a chess simulation game for the PlayStation Portable developed by American studio Leviathan Games and released by Konami in 2006 in North America and 2007 in Europe. "Online Chess Kingdoms" was the first chess game released for the PlayStation Portable. "Chessmaster: The Art of Learning" was released by Ubisoft the following year. "Online Chess Kingdoms" uses the PlayStation Portable's wireless connectivity, featuring several multiplayer modes playable locally between PSP owners or over the internet. A single-player mode is also featured, allowing players to compete against an AI opponent at four different difficulty levels.