Why cryptocurrency market is down today
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Cryptocurrencies zoals Bitcoin blijven ongereguleerd en kunnen volatiel zijn, wat beleggen riskant maakt. Wil je toch investeren? Zorg ervoor dat je goed voorbereid bent door een financieel adviseur te raadplegen en zelf onderzoek te doen.
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Cryptocurrencies
In januari 2024 heeft de SEC 11 exchange traded funds goedgekeurd om te investeren in Bitcoin. Er waren al een aantal Bitcoin ETFs beschikbaar in andere landen, maar deze verandering maakte ze beschikbaar voor particuliere beleggers in de Verenigde Staten. Dit opent de weg voor een veel breder scala aan beleggers om enige blootstelling aan cryptocurrency in hun portfolio’s toe te voegen.
The European Commission published a digital finance strategy in September 2020. This included a draft regulation on Markets in Crypto-Assets (MiCA), which aimed to provide a comprehensive regulatory framework for digital assets in the EU.
Select cryptocurrency exchanges have offered to let the user choose between different presets of transaction fee values during the currency conversion. One of those exchanges, namely LiteBit, previously headquartered in the Netherlands, was forced to cease all operations on August 13th, 2023, “due to market changes and regulatory pressure”.
The rise in the popularity of cryptocurrencies and their adoption by financial institutions has led some governments to assess whether regulation is needed to protect users. The Financial Action Task Force (FATF) has defined cryptocurrency-related services as “virtual asset service providers” (VASPs) and recommended that they be regulated with the same money laundering (AML) and know your customer (KYC) requirements as financial institutions.
Nvidia has asked retailers to do what they can when it comes to selling GPUs to gamers instead of miners. Boris Böhles, PR manager for Nvidia in the German region, said: “Gamers come first for Nvidia.”
On a blockchain, mining is the validation of transactions. For this effort, successful miners obtain new cryptocurrency as a reward. The reward decreases transaction fees by creating a complementary incentive to contribute to the processing power of the network. The rate of generating hashes, which validate any transaction, has been increased by the use of specialized hardware such as FPGAs and ASICs running complex hashing algorithms like SHA-256 and scrypt. This arms race for cheaper-yet-efficient machines has existed since bitcoin was introduced in 2009. Mining is measured by hash rate, typically in TH/s. A 2023 IMF working paper found that crypto mining could generate 450 million tons of CO2 emissions by 2027, accounting for 0.7 percent of global emissions, or 1.2 percent of the world total
What is cryptocurrency mining
Mining operations are also responsible for adding coins to the existing supply. However, crypto mining follows a set of hard-coded rules that govern the mining process and prevent anyone from arbitrarily creating new coins. These rules are built into the underlying cryptocurrency protocols and enforced by the entire network of thousands of nodes.
The most powerful single component you can use in this case is a graphics processing unit, or GPU, the part of your computer that gives you the nice shiny graphics—if you’re on an advanced computer, that is. They’re generally more efficient and powerful than their cousin the central processing unit (CPU), and putting enough of them together gives you some serious computing oomph.
Per professional style standards, Bitcoin is spelled with a capital “B” when referring to the cryptocurrency as a concept and as a network. It is spelled with a small “b” when referring to the cryptocurrency itself/individual tokens.
Miners make these guesses by adjusting the nonce, which is part of the information being hashed. “Nonce” is short for “number only used once,” and it is the key to generating these 64-bit hexadecimal numbers. Due to size limitations, the block field the nonce is stored in only allows for a number of up to about 4.5 billion; it must be rolled over using another counter because generating 4.5 billion hashes takes less than one second. This counter comes from the coinbase transaction field, which is much larger—it is called the extra nonce. Using the nonce and the extra nonce as counters gives the blockchain the ability to generate an astronomical number of attempts.
Of course, you may wonder why these digital currencies even need to be mined: after all, it’s make-believe money with no backing except what people will pay for it. Real currency, the kind backed up by governments, can be created by turning on a money printer, so it stands to reason that crypto could do the same.
