Autor Cointelegraph By Alexandra Overgaag

What is explainable AI (XAI)?

XAI involves designing AI systems that can explain their decision-making process through various techniques. XAI should enable external observers to understand better how the output of an AI system comes about and how reliable it is. This is important because AI may bring about direct and indirect adverse effects that can impact individuals and societies.  Just as explaining what comprehends AI, explaining its results and functioning can also be daunting, especially where deep-learning AI systems come into play. For non-engineers to envision how AI learns and discovers new information, one can hold that these systems utilize complex circuits in their inner core that are shaped similarly to neural networks in the human brain.  The neural networks that facilitate AI’s decision-making are often called “deep learning” systems. It is debated to what extent decisions reached by deep learning systems are opaque or inscrutable, and to which extent AI and its “thinking” can and should be explainable to ordinary humans. There is debate among scholars regarding whether deep learning systems are truly black boxes or completely transparent. However, the general consensus is that most decisions should be explainable to some degree. This is significant because the deployment of AI systems by state or commercial entities can negatively affect individuals, making it crucial to ensure that these systems are accountable and transparent. For instance, the Dutch Systeem Risico Indicatie (SyRI) case is a prominent example illustrating the need for explainable AI in government decision-making. SyRI was an automated decision-making system using AI developed by Dutch semi-governmental organizations that used personal data and other tools to identify potential fraud via untransparent processes later classified as black boxes. The system came under scrutiny for its lack of transparency and accountability, with national courts and international entities expressing that it violated privacy and various human rights. The SyRi case illustrates how governmental AI applications can affect humans by replicating and amplifying biases and discrimination. SyRi unfairly targeted vulnerable individuals and communities, such as low-income and minority populations.  SyRi aimed to find potential social welfare fraudsters by labeling certain people as high-risk. SyRi, as a fraud detection system, has only been deployed to analyze people in low-income neighborhoods since such areas were considered “problem” zones. As the state only deployed SyRI’s risk analysis in communities that were already deemed high-risk, it is no wonder that one found more high-risk citizens there (respective to other neighborhoods that are not considered “high-risk”).  This label, in turn, would encourage stereotyping and reinforce a negative image of the residents who lived in those neighborhoods (even if they were not mentioned in a risk report or qualified as a “no-hit”) due to comprehensive cross-organizational databases in which such data entered and got recycled across public institutions. The case illustrates that where AI systems produce unwanted adverse outcomes such as biases, they may remain unnoted if transparency and external control are lacking. Besides states, private companies develop or deploy many AI systems with transparency and explainability outweighed by other interests. Although it can be argued that the present-day structures enabling AI wouldn’t exist in their current forms if it were not for past government funding, a significant proportion of the progress made in AI today is privately funded and is steadily increasing. In fact, private investment in AI in 2022 was 18 times higher than in 2013. Commercial AI “producers” are primarily responsible to their shareholders, thus, may be heavily focused on generating economic profits, protecting patent rights and preventing regulation. Hence, if commercial AI systems’ functioning is not transparent enough, and enormous amounts of data are privately hoarded to train and improve AI, it is essential to understand how such a system works.  Ultimately, the importance of XAI lies in its ability to provide insights into the decision-making process of its models, enabling users, producers, and monitoring agencies to understand how and why a particular outcome was created.  This arguably helps to build trust in governmental and private AI systems. It increases accountability and ensures that AI models are not biased or discriminatory. It also helps to prevent the recycling of low-quality or illegal data in public institutions from adverse or comprehensive cross-organizational databases intersecting with algorithmic fraud-detection systems.

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History of money: From fiat to crypto, explained

Money has evolved from simple objects of barter to cryptocurrencies. Money emerged as a means of facilitating trade and cooperation among strangers. As human societies grew more extensive and complex, the need for a common medium of exchange became increasingly important. From a realist political perspective, concepts like value and possession played a part in human interactions from their early days. The first forms of money were objects of barter, such as stones and livestock. These objects were used to facilitate trade and were valued based on usefulness, scarcity, demand and supply.  With larger human settlements and the propertization of humans’ surrounding environment after the agricultural revolution, notions like the economy, trade and, eventually, money arose. The use of commodity money can be traced back to ancient civilizations, where goods were used as currency. However, it was the emergence of metal currency as a new medium of exchange that had a significant impact on the evolution of money. Metal money was an essential tool in developing centralized political structures and the rise of modern states. Metal money allowed rulers to build bureaucracies and armies necessary to maintain control over large territories. The use of money also facilitated trade and commerce, leading to greater wealth and growth. It allowed for the development of uniform exchange rates, which fostered further economic growth and trade.  In the early days of banking, goldsmiths would store the gold and other metal money in their vaults, issuing receipts that could be used as a form of payment. These receipts soon evolved into representative money. Individuals used paper certificates to depict the value of the commodity, ultimately leading to the development of paper money, which is still in use today.  Until about 50 years ago, money was only physical. In the modern era, fiat money in the form of digital money has become a dominant form of value exchange, utilizing electronic record-keeping of banking transactions. Fiat money is backed by the government and the central bank and is valued based on people’s trust in said institutions. Indeed, the government has the power to control the money supply. It can increase or decrease the value of fiat money through monetary policy, such as by printing more money or raising interest rates. Fiat money today is typically not backed by a commodity, such as gold, or linked to a stockpile of other physical reserves. Fundamentally, fiat currency is inconvertible and cannot be redeemed for a commodity because it has no intrinsic value. Money has taken on new forms in the digital age, such as credit cards, digital assets, central bank digital currencies (CBDCs) and cryptocurrencies. Mobile payments and online banking have also become increasingly popular. Moreover, since Bitcoin’s (BTC) inception in 2008, cryptocurrencies have challenged the fiat currency system. The widespread adoption of mobile payment technologies and the upcoming nature of cryptocurrencies have transformed how we interact with money and are indicative of the evolving nature of money and its role in society. 

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What is the economic impact of cryptocurrencies?

Although the cryptocurrency market appears to grow in a positive feedback loop, that does not mean that (un)expected events may not impact the trajectory of the ecosystem as a whole.  Although blockchain and cryptocurrencies are fundamentally meant as ‘trustless’ technologies, trust remains key there where humans interact with one another. The cryptocurrency market is not only impacted by the broader economy, but it may also generate profound effects by itself. Indeed, the Terra case shows that any entity — were it a single company, a venture capital firm or a project issuing an algorithmic stablecoin — can potentially set into motion or contribute to a “boom” or “bust” of the cryptocurrency markets.  The impact of such crypto-native events with systemic impact mirroring traditional finance domino effects, and the consequential falls of Celsius and Three Arrows Capital, all indicate that the crypto-economy is not immune to failures. Indeed, while traditional finance has institutions that are too big to fail, the crypto sector does not. Looking in retrospect is always easy, but the Terra project was fundamentally flawed and unsustainable over time. Nevertheless, its downfall had a systemic impact as many projects, venture capital and standing companies were exposed and heavily impacted. It indicates that investing in cryptocurrencies is all about thinking about risks and potential rewards.  The fall and domino effect across the board indicate the lack of maturity of the very sector itself.  Since innovation and prices are inherently connected and the early-stage development of the crypto-economy offers lots of untapped potential, the said economy may continue to see events that temporarily undermine growth.  Yet, many working in the sector have a “trustless” conviction that strong projects will keep up during temporary corrections and that the cryptocurrency winter will clean up the path for a cycle of unlimited, novel disruptive innovation. Purchase a licence for this article. Powered by SharpShark.

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Can the government track Bitcoin?

Apart from data analysis done alone or in cooperation with private companies, authorities may request information from centralized exchanges. Due to regulation, centralized exchanges may also be obligated to share such information. However, not all cryptocurrency exchanges collaborate with authorities. A centralized exchange is a cryptocurrency exchange that is run by a single entity, such as Coinbase. To become a licensed operator in a certain country or territory, centralized exchanges need to comply with regulations. For instance, to decrease cryptocurrency anonymity and the illicit use of cryptocurrencies, most centralized exchanges have incorporated Know Your Customer (KYC) checks. KYC is meant to verify customers’ identities alongside helping authorities to analyze activity on the blockchain. In practice, individuals need to submit a range of documents and their data before they are allowed to trade, invest and transact. After KYC has been conducted, exchanges may be requested or may be obligated to share that data with law enforcement agencies. Since the exchange has individuals’ personal data and transaction data, so may the government. By using information obtained from centralized exchanges, the IRS can identify unknown Bitcoin wallets using KYC checks and corresponding personal information.  Nonetheless, not all exchanges use KYC. For example, it is difficult to make decentralized exchanges (DEXs) comply with regulations because they lack a headquarter and are not run by a centralized company or a small group of individuals.

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