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Staking

As explained in Investing for Programmers

Staking is a cryptocurrency participation method in which assets support transaction validation in exchange for rewards.

Staking is a cryptocurrency participation method that locks assets into a Proof-of-Stake network to support transaction validation. In return, participants may receive additional tokens as rewards. It offers a potentially accessible form of passive income, but reward rates fluctuate and token prices can fall. section 5.3.2 section 5.5

A practical staking decision involves comparing how participation works:

  • Run a validator node: validators confirm transactions, propose blocks, and add them to the blockchain, but operating one can require substantial capital, hardware, and software maintenance. section 5.3.3
  • Delegate assets: a third-party validator performs the technical work and pays rewards after taking a commission, reducing the investor’s operational burden. section 5.3.3
  • Evaluate the asset, not just its advertised APY: newly created tokens can lose value, offsetting or exceeding staking rewards. section 5.3.2 section 5.3.3
  • Protect custody: use secure cold-storage options where appropriate, remember that control depends on the private key, and treat fraud risk seriously. section 5.5 section 5.3.3

Validator threshold versus delegation

Ethereum validation requires at least 32 ETH, which exceeds $100,000 when ETH trades above $3,000. Delegating to a third-party validator avoids that hardware and maintenance commitment, but the validator’s commission lowers the reward. section 5.3.3

Table 5.2 Staking rewards
Cryptocurrency
Average staking rewards (APY) in %
Ethereum (ETH)
4–6
Cardano (ADA)
4–6
Solana (SOL)
6–8
Polkadot (DOT)
~14
Avalanche (AVAX)
8–12

Compare illustrative average staking APYs across Ethereum, Cardano, Solana, Polkadot, and Avalanche, while treating higher percentages as risk signals rather than guaranteed income. section 5.3.3

How Investing for Programmers covers it

How deep it goes
Defines Proof-of-Stake validation, delegation, commissions, and token devaluation, but stops short of a complete validator setup.
Examples
Uses Ethereum’s 32 ETH threshold, delegated validation, hardware-ledger software, and comparative APYs for major Proof-of-Stake networks.
What it assumes
Assumes basic cryptocurrency awareness while explaining blockchain validation, Proof-of-Stake, validator roles, and private-key ownership.
What you can do after
Apply staking by comparing validator operation with delegation and weighing rewards against commissions, devaluation, fraud, and custody risks.
How it connects
Connects staking with cryptocurrency, blockchain, Proof-of-Stake, validators, delegation, mining, passive income, and custody.

Related concepts

This explainer was generated by Manning's knowledge graph from the text of Investing for Programmers. The section links point to the parts of the book it draws on.