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Okay, so based on what the professor said in class today, here are some key points:1. Algorithmic biasness: Social media companies design their products to keep users engaged for longer periods of time, which leads to an economy based on attention. Since attention is a scarce resource, these companies make money from it. However, this can lead to algorithmic biasness, where the algorithms are designed to reinforce existing beliefs and create filter bubbles.2. Privacy issues: Big tech companies collect data from their users and commercialize or manipulate it. This can lead to monopolization, where a single company has control over a large amount of data.3. Ecochambus: Users are exposed to information that confirms their existing beliefs, creating an echo chamber effect. This can lead to intellectual isolation and reinforce existing beliefs without being challenged.4. Filter bubble: Social media algorithms understand users' preferences based on their past searches and provide them with similar content. This can lead to a filter bubble, where users only see information that confirms their existing beliefs.5. Attention economy: Social media platforms are based on an attention economy, where the scarcest resource is attention. These platforms make money by keeping users engaged for longer periods of time.6. National security challenges: The misuse of technology can lead to national security challenges, such as cyber attacks, psychological warfare, legal warfare, and media manipulation.7. Technological issues: There are technological issues that need to be addressed, such as algorithmic biasness, privacy issues, ecochambus, filter bubble, and attention economy.8. Digital and democracy: The digital world has created new challenges for democracy, such as the manipulation of information and the reinforcement of existing beliefs.9. Intellectual isolation: The echo chamber effect can lead to intellectual isolation, where users only see information that confirms their existing beliefs without being challenged.10. Need for regulation: There is a need for regulation in the tech industry to address these challenges and ensure that technology is used responsibly and ethically.These are some of the key points discussed in class today. We will continue the discussion in the next class.