(a) In 2008, voice recognition was introduced as a major achievement in Artificial Intelligence. In 2011, Siri came along as a virtual helper that could understand voice commands and answer questions and do things for the users. Siri can chat with users, remember things about them and do tasks asked by the users. It became a must-have feature on all Apple gadgets. With Siri, users can ask their iPhone, MacBook or Smart Watch to call someone, send a message or do other tasks.
(b) In 2011, IBM Watson became famous as a question-answering computer system capable of answering questions modelled in natural language. It is an artificial intelligence platform developed by IBM (International Business Machine). Watson gained its fame by competing and winning the quiz show Jeopardy! against human champions in 2011. It utilises advanced algorithms to understand and interpret human language and analyse large volumes of data.
(c) ChatGPT is a smart chatbot created through the collaboration between OpenAI and Microsoft Corporation and was launched on November 30, 2022. The term ChatGPT stands for Chat Generative Pre-training Transformer. ChatGPT is capable of engaging in conversations and generating human-like responses. It can translate text, summarise long passages, complete unfinished sentences, generate conversations and write computer code.