From Pizza to Profits: Mastering the Blockchain Ledger
Explore the evolution of crypto technology from Bitcoin's early mining days to modern staking and sharding. Learn how transactions are secured, taxed, and scaled in this practical guide to the global digital ledger.
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The 'work' in Proof of Work is replaced by the 'risk' in Proof of Stake. Instead of a race of machines, it’s a pool of validators who put up a 'stake' as collateral to keep the network secure.
Esta aula em áudio foi criada por um membro da comunidade BeFreed
I want to learn about the bitcoin blockchain technology and other crypto technologies like splittting, mining, freezing, staking
Perguntas frequentes
The difference lies in how the network reaches consensus and secures the ledger. In Proof of Work, used by networks like Bitcoin, miners use massive computing power to solve complex cryptographic puzzles, with the cost of electricity acting as a deterrent against cheating. In Proof of Stake, used by Ethereum, the process is more orderly; "validators" lock up their own tokens as a security deposit or "stake." Instead of a race of machines, an algorithm randomly selects a validator to propose the next block, and their "skin in the game" ensures they act honestly to avoid losing their staked assets.
Sharding is a scalability solution that addresses the bottleneck caused by every computer in a network having to verify every single transaction. It works by splitting the network into smaller, independent sections called "shards," similar to opening multiple checkout lanes in a grocery store. Each shard handles its own portion of data and transactions in parallel, which significantly increases the overall throughput and prevents the network congestion that leads to high fees.
According to tax concepts like "accession to wealth," rewards are generally considered taxable income the moment a participant gains "dominion and control" over them. For miners, this usually occurs in the year the reward is received. For stakers, the timing can be more complex; if there is a lock-up period where the coins cannot be accessed, the tax event might be deferred until the period lapses and the owner has undisputed possession. Even if the rewards are not sold for cash, they are typically valued and taxed based on their fair market value at the time of receipt.
Liquid staking allows participants to earn rewards on their staked assets without losing the ability to use them. When a user deposits tokens into a liquid staking protocol, they receive a "liquid staking token" (LST) in return, which represents their original stake plus earned rewards. This LST can be traded or used in other financial applications while the original tokens remain "frozen" to secure the network. However, this adds "smart contract risk," where a bug in the protocol could devalue the claim check, and "de-pegging risk," where the value of the liquid token drifts away from the value of the underlying asset.
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Criado por ex-alunos da Universidade de Columbia em San Francisco
"Instead of endless scrolling, I just hit play on BeFreed. It saves me so much time."
"I never knew where to start with nonfiction—BeFreed’s book lists turned into podcasts gave me a clear path."
"Perfect balance between learning and entertainment. Finished ‘Thinking, Fast and Slow’ on my commute this week."
"Crazy how much I learned while walking the dog. BeFreed = small habits → big gains."
"Reading used to feel like a chore. Now it’s just part of my lifestyle."
"Feels effortless compared to reading. I’ve finished 6 books this month already."
"BeFreed turned my guilty doomscrolling into something that feels productive and inspiring."
"BeFreed turned my commute into learning time. 20-min podcasts are perfect for finishing books I never had time for."
"BeFreed replaced my podcast queue. Imagine Spotify for books — that’s it. 🙌"
"It is great for me to learn something from the book without reading it."
"The themed book list podcasts help me connect ideas across authors—like a guided audio journey."
"Makes me feel smarter every time before going to work"
"Instead of endless scrolling, I just hit play on BeFreed. It saves me so much time."
"I never knew where to start with nonfiction—BeFreed’s book lists turned into podcasts gave me a clear path."
"Perfect balance between learning and entertainment. Finished ‘Thinking, Fast and Slow’ on my commute this week."
"Crazy how much I learned while walking the dog. BeFreed = small habits → big gains."
"Reading used to feel like a chore. Now it’s just part of my lifestyle."
"Feels effortless compared to reading. I’ve finished 6 books this month already."
"BeFreed turned my guilty doomscrolling into something that feels productive and inspiring."
"BeFreed turned my commute into learning time. 20-min podcasts are perfect for finishing books I never had time for."
"BeFreed replaced my podcast queue. Imagine Spotify for books — that’s it. 🙌"
"It is great for me to learn something from the book without reading it."
"The themed book list podcasts help me connect ideas across authors—like a guided audio journey."
"Makes me feel smarter every time before going to work"
"Instead of endless scrolling, I just hit play on BeFreed. It saves me so much time."
"I never knew where to start with nonfiction—BeFreed’s book lists turned into podcasts gave me a clear path."
"Perfect balance between learning and entertainment. Finished ‘Thinking, Fast and Slow’ on my commute this week."
"Crazy how much I learned while walking the dog. BeFreed = small habits → big gains."
"Reading used to feel like a chore. Now it’s just part of my lifestyle."
"Feels effortless compared to reading. I’ve finished 6 books this month already."
"BeFreed turned my guilty doomscrolling into something that feels productive and inspiring."
"BeFreed turned my commute into learning time. 20-min podcasts are perfect for finishing books I never had time for."
"BeFreed replaced my podcast queue. Imagine Spotify for books — that’s it. 🙌"
"It is great for me to learn something from the book without reading it."
"The themed book list podcasts help me connect ideas across authors—like a guided audio journey."
"Makes me feel smarter every time before going to work"
