ทวีตที่ปักหมุด
surgeon whizz
17K posts
surgeon whizz
@surgeonwhizz
Defi analyst ◈ Protocols ▹ Gems ▹ Market moves ◈ Breaking it down so you don't have to ◈ KOL @topsdotfun @avieglobal ◈ Amb @Africa_bingx
Manchester, England เข้าร่วม Eylül 2022
1.1K กำลังติดตาม1.7K ผู้ติดตาม
surgeon whizz รีทวีตแล้ว
We've talked about DeFi.
We've talked about smart contracts.
We've talked about wallets.
But I kept dancing around the thing that makes all of it possible.
The foundation underneath everything.
I avoided it because honestly every explanation I found was either too technical or too vague.
So today I'm going to explain it the way I wish someone had explained it to me.
DeFi Day 4 with @surgeonwhizz . The Blockchain. 🧵
(New here? Day 1 is the place to start. This series builds on itself.)
---------------------------------
Let's start with a problem.
Imagine I send you $100 digitally.
How do you "actually" know I sent it?
Because a bank's database updated a number.
Your balance went up. Mine went down.
You trust that because you trust the bank to keep accurate records.
But what if there's no bank?
Who keeps the records?
---------------------------------
That's the exact problem blockchain was built to solve.
Instead of one bank holding one database, blockchain spreads that same record across thousands of computers all over the world simultaneously.
Every single one holding the exact same copy.
Nobody owns it. Nobody controls it.
It just exists. Everywhere at once.
-------------------------------
Here's where it gets fascinating.
Every time something happens on the blockchain a transaction, a trade, a smart contract executing , It gets bundled together with other transactions into a block.
That block gets verified by the network.
Then it gets permanently attached to the block before it, and the block before that, and the block before that.
All the way back to the very first transaction ever made.
That chain of blocks?
That's the blockchain.
------------------------------
Now here's the part that makes it powerful.
To change any record on the blockchain, you'd have to change that block AND every single block that came after it AND do it across thousands of computers simultaneously faster than the entire network is adding new blocks.
In practice?
It's virtually impossible.
This is why people say the blockchain is immutable.
Not because someone promised it.
Because the math makes tampering essentially unfeasible.
-------------------------------
This is what gives DeFi its backbone.
Remember Day 2 smart contracts executing automatically with no human enforcing them?
This is "why" that works.
The transactions are recorded on a blockchain.
Transparent. Permanent. Verifiable by anyone.
Nobody can quietly edit the ledger.
Nobody can say "that transaction didn't happen."
It happened. It's on chain. Forever.
------------------------------
One last thing that reframed it for me.
A bank's ledger is a private diary.
Only they can read it. Only they can write in it.
A blockchain is a public noticeboard.
Anyone can read it. The network writes in it together.
Same job. Completely different power structure.
-----------------------------
That's DeFi Day 4.
Next we finally get into coins vs tokens
What's the difference, why it matters, and why mixing them up can actually cost you money.
Follow @surgeonwhizz the foundation is set. Now we start building.
Chain up.
---
surgeon whizz@surgeonwhizz
I remember the first time someone told me to "set up a wallet." I pictured an app. Like a digital version of the leather thing in my pocket. So I downloaded one, stared at it and immediately had questions nobody seemed to want to answer simply. Where is my money actually stored? What happens if I lose my phone? What even IS a seed phrase and why is everyone so dramatic about it? Today I answer all of it. DeFi Day 3 with @surgeonwhizz. 🧵 (New here? Start from Day 1. This series builds from the ground up.) ---------------------------------- First the biggest misconception. Your wallet doesn't store your money. Read that again. Your wallet doesn't store your money. Your crypto never actually sits inside an app on your phone. It lives on the blockchain always has and always will. Your wallet is just the key that proves you own it. ------------------------------------- Think of it like this. Your money is in a locker. The locker is the blockchain. Your wallet is the key. Lose the key? You can't open the locker. Someone steals the key? They can open it instead. The locker doesn't care who shows up with the right key. That's why your wallet is everything. ------------------------------------- So how does the "key" actually work? When you create a wallet, the app generates something called a seed phrase. Usually 12 or 24 random words. Something like: river – table – frozen – ghost – lantern – bridge. That sequence of words IS your wallet. Not your phone. Not the app. Not your password. Those words. --------------------------------- Whoever has those words controls everything in that wallet. This is why the DeFi space is so intense about seed phrase security. Write it down. Store it offline. Never type it into any website. Never screenshot it. Never share it with anyone ever. Not your keys. Not your crypto. That's not a saying. That's just how it works. ----------------------------------- Now there are two types of wallets worth knowing: Hot wallets; connected to the internet. Apps like MetaMask or Phantom. Convenient. Easy to use. But exposed. Cold wallets ; offline hardware devices. Things like Ledger or Trezor. Harder to use. But your keys never touch the internet. Starting out? A hot wallet is fine. Storing serious money? Cold wallet. No debate. --------------------------------- One more thing. In DeFi, your wallet isn't just for storing assets. It's your identity. No username. No email. No profile. When you connect to any DeFi protocol, you connect your wallet. That address is you. Everything you do on-chain is attached to it. Transparent. Permanent. Pseudonymous. -------------------------------- That's DeFi Day 3. Next time we get into something that confuses almost everyone starting out What's the difference between a coin and a token? And why does it actually matter which one you're holding? Follow @surgeonwhizz every day we go one layer deeper. Chain up.
English
Today, March 19th, is over.
Let's show up again tomorrow.
Good night, guys, and stay based.
English
From the bottom of my heart, thank you for 200 🫂
Now it’s time to rest. Good night beautiful souls, may your dreams be as kind as your comments have been to me 🌟 Sleep well fam 💗
#200Followers #Milestone #ThankYouAll
English
Goodnight my 𝕏 Family 🌙
Doubt kills more dreams than failure ever will. Sleep tight, I love y’all ♥️💕
English
EID preparations kept me away from X today
Alhamdulillah for a blessed Ramadan and may our prayers during the month be answered.
Wanna see ya beaurifu pics 2moro after prayers
English
“Maturing is realizing…
you have no enemies.”
At first, it might sound soft.
Almost naive.
But life will humble you and you start seeing it differently.
• Not everyone against you is your enemy
• Some people are just hurt… and confused…
• And sometimes… you’re the one still holding onto anger
Even I had to learn it the hard way.
Because at some point…
It gets tiring.
The real fight is not you vs them.
But you vs who you’re becoming.
Am I okay?
Yes I am.
English