In the previous article, we talked about the definition and history of blockchain. This time, let's focus on the interesting NFT.
Introduction to NFT
A non-fungible token (NFT) is a unit of data stored on a digital ledger, called a blockchain, that certifies a digital asset to be unique and therefore not interchangeable. NFTs can be used to represent items such as photos, videos, audio, and other types of digital files. While copies of these digital items are available for anyone to obtain, NFTs are tracked on blockchains to provide the owner with a proof of ownership that is separate from copyright.
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Why we need technical analysis?
Technical analysis (TA) uses methods to help indicate when prices are starting to change direction. 
The goal of the technical analyst is to buy a stock when the price chart indicates that the price is starting to rise and then sell when the price chart indicates that the price is starting to move down.
Warning:
While technical analysts have many mathematically based tools to analyze price and volume movements, they can never be completely sure of future price movements as human behavior is involved....