A computer scientist argues crypto is a harmful scam. It wastes massive energy and enables crime. The tech offers little real benefit to society. Many online commenters agree with this harsh view. They see it as a speculative bubble built on hype. Others defend its potential for decentralized finance. But the criticism remains strong and widespread.
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The article warns about serious security flaws in cryptocurrency browser extensions. These tools, like wallets, are often poorly built and easily hacked. It's a wake-up call for developers to prioritize security from the start. The piece also suggests a better, safer way to design them. Users must be very careful with these extensions right now.
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Harvard researchers made a game-changing metasurface. It swaps clunky quantum optics for one ultra-thin chip. This could make quantum networks smaller and more stable. Using graph theory, they simplified the design. The tiny chip creates entangled photons and runs complex operations. It's a huge leap for compact, room-temperature quantum tech.
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