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Learn what the CAP theorem means for distributed systems, why partitions force trade-offs, and how to choose consistency and availability in practice.

Learn how client-server architecture separates user interfaces from services, how requests flow over a network, and how to design reliable systems.

Learn how distributed system failures and network partitions happen, how to detect them, and how to design safe recovery with practical examples.

Learn how operating systems manage CPU time, memory, and I/O through scheduling, priorities, fairness, and practical workload controls.

Learn how a program moves from source code to a running process, how the CPU executes instructions, and how the operating system manages RAM.

Understand the Ethereum Pectra upgrade: account delegation, validator changes, withdrawals, blob capacity, and practical effects for users and operators.

Learn how to segment a home lab with VLANs, private subnets, firewall rules, and a practical design for servers, guests, IoT, and management.

Learn how Actively Validated Services use restaked operators, verification rules, rewards, and slashing to secure services beyond a base chain.

Understand rollup sequencing economics, including user fees, data costs, sequencer revenue, MEV, and the trade-offs between centralized and shared ordering.

Learn how TrueNAS SCALE combines OpenZFS storage, network shares, apps, virtual machines, snapshots, and replication into one managed system.

Learn how ZK coprocessors move expensive computation off-chain while smart contracts verify compact proofs of the result, with practical design trade-offs.

Learn how intent-based transactions let users state desired outcomes while solvers handle execution, routing, pricing, and cross-chain settlement.

Learn how ERC-6900 standardizes modular smart accounts with validation, execution, hooks, manifests, and safer wallet interoperability for developers.

Understand ERC-7579 modular smart accounts: validators, executors, hooks, fallback handlers, execution modes, and ERC-4337 integration.

Learn how based rollups use Ethereum validators and block builders to sequence Layer 2 transactions, including the benefits, trade-offs, and workflow.