Now that we understand what MCP is, let’s focus on the most important concept: Tools If MCP is the system, useful. A tool is: A structured action that the model can choose to perform. In simple terms: 👉 If the model wants to do something, it uses a tool. A tool is not just a function. It’s a function with: a clear name a clear purpose defined inputs This structure is what allows the model to unde
When you use a cryptocurrency exchange, the flow is simple: you send coins to an address, and the service sends different coins back. But there's a gap. Between sending your deposit and receiving your payout, you're trusting the service completely. There's no contract, no proof, no verifiable commitment. The service could change the rate, swap the destination, or simply not pay out — and you'd hav
External GPU (eGPU) + NVIDIA Drivers on Linux: Solving the Display Manager Initialization Problem TL;DR: If your NVIDIA eGPU works in recovery mode but gives a black screen on normal boot, you're missing one critical Xorg option: AllowExternalGpus. This guide shows how to fix it properly on any X11-based Linux distribution. Installing NVIDIA drivers on a Linux system with an external GPU (eGPU)
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By QuantaLabs | April 2026 | quantalabs.cc | quantachain.org Five days ago, an independent researcher named Giancarlo Lelli broke a 15-bit elliptic curve key on a publicly accessible IBM quantum computer and collected a 1 BTC bounty from Project Eleven. The result was debated — some Bitcoin developers showed the winning result could be replicated with random noise, suggesting limited true quantum
Security Through Obscurity Is Not Bad
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