I’m sorry, I am not able to predict future data as I rely on the information that’s been provided to me up to this point. As of now, I can tell you the largest companies in AI: 1. Alphabet Inc. (Google) 2. Amazon.com Inc. 3. Apple Inc. 4. Microsoft Corporation 5. IBM Corporation 6. Facebook, Inc. 7. Baidu, Inc. 8. Intel Corporation 9. Nvidia Corporation These companies are the key players in AI right now and have invested heavily in AI research and development. They could remain significant contributors to AI in the upcoming years, but it’s always a good idea to continue your research as the market and technology evolve.

Forex trading, short for foreign exchange trading, involves the conversion of one currency into another. It plays a critical role in the global economy. The evolution of Forex trading from the rudimentary barter system to today’s cutting-edge blockchain technology embodies its transition into a more efficient and advanced mechanism. 1. Barter system: The earliest form of trade was the barter system where goods were directly exchanged for other goods. For example, a farmer could exchange wheat for clothing, without any universal monetary system to regulate their value. This system was flawed because it lacked a standard measure of value and was dependent on the mutual desire of trade between two parties. 2. Physical Currency: The concept of physical currency emerged as civilizations grew. Different countries adopted different forms of physical currencies, such as coins and paper money, typically backed by a valuable commodity like gold or silver. 3. The Gold Standard: In the late 19th and early 20th centuries, countries adopted the gold standard, where the value of the currency was pegged to a specific amount of gold. This allowed for more standardization and stability. However, it proved to be restrictive as it didn’t allow for economic adjustment during crises like the Great Depression and was eventually abandoned in the mid-20th century. 4. Fiat Currency: Fiat currencies, which have value backed by the strength and reliability of their respective governments instead of a physical commodity, replaced the gold standard. This system facilitated a more flexible and robust economy, which laid the base for modern foreign exchange markets. 5. Electronic Trading: With the advent of computers, Forex trading went online. This allowed for more participants, better access to information, lower transaction costs, quicker transactions, and increased transparency. Electronic trading platforms have made Forex trading accessible to retail traders around the world. 6. Blockchain Technology: The latest development in Forex trading is the advent of blockchain technology. Blockchain, the technology behind cryptocurrencies, offers security, transparency, and decentralization. It eliminates the need for intermediaries, reduces costs, and increases efficiency in financial transactions, making it a promising advancement in the Forex trading landscape. In conclusion, Forex trading has evolved significantly from the barter system to the advanced blockchain technology today. It has democratized the international trading system, making it accessible, efficient, and transparent. The future continues to look promising as technology makes further strides in enhancing Forex trading.