Jeff

🧵 A quick primer on BSD's peg: BSD trades at $1 not because someone defends the peg — but because the math rewards/punishes anyone who lets it drift for too long. Below $1: I can buy 1 BSD for $0.99 and redeem it for $1.00 of sBTC. The protocol burns my BSD and pays me out. Arbitrage closes the gap. Above $1: I open a vault, mint 1 BSD against my BTC, sell it for $1.01. The supply expands and price returns to $1. The lowest-rate vaults get redeemed first. Set a higher rate = more redemption protection. Set a lower rate = cheaper loan, but you're earlier in line. The borrower picks the tradeoff. No votes. No central peg manager. Just two arbitrage paths and a redemption queue proven by years of running on Bold/Liquity.

Saylor's playbook: borrow against your balance sheet to buy more Bitcoin. His cost: ~9% (STRC, this week). Your cost on BSD: 0.1%. Same trade, 90x cheaper.

Morgan Stanley is rolling out a spot Bitcoin ETF to 16,000 financial advisors. That's 16,000 people about to field the same question from clients: "I own Bitcoin now. What do I do with it?" Three answers: 1. Hold it and hope (no yield, no liquidity) 2. Sell some when you need dollars (permanent loss of upside) 3. Borrow against it at 0% (keep the BTC, get the dollars, no tax event) Option 3 is BSD. The advisors won't mention it.

"BTC-backed synthetic dollars can't work." We hear three versions of this. Let's walk through each one. 👇 1. “BTC is too volatile for collateral” BSD requires 110% collateral ratio. If BTC drops, the protocol has automatic liquidation + a stability pool that absorbs undercollateralized vaults. Same mechanism Liquity battle-tested on Ethereum since 2021. It's not theory — it's been through every crash since. 2. “Stacks is too small” Stacks just posted two-year highs in transaction volume, active accounts, and contract deployments. Zest hit 700 BTC deployed. Bitflow crossed $160M+ volume. The liquidity isn't hypothetical — it's measurably growing every quarter. 3. “No CEX listings. How do I exit?” BSD is redeemable for BTC collateral at any time, at face value. That's not a CEX listing — it's better. Your exit is protocol-guaranteed, not exchange-dependent. Redemption is the peg mechanism, not a convenience feature. The objections assume BTC-backed assets work like everything else in DeFi. They don't. The collateral is the hardest money on earth. The contracts are immutable. The mechanism is proven.

The spread between sBTC stacking yield and BSD's borrow rate is still wide open: sBTC yield: ~3.8% BSD borrow rate: 0.1% Net: you collect 3.7% for borrowing dollars. Meanwhile Lava charges 6.5% and your collateral earns nothing.

Strategy just bought 13,927 BTC. Funded entirely by issuing preferred stock. Read that again: they issued paper to acquire Bitcoin, because holding BTC is worth more than the cost of the paper. BSD does the same thing — without the Wall Street plumbing. Lock BTC, mint dollars, 0% interest rate, no shareholder dilution, no prospectus, no board approval. The institutional thesis and the DeFi thesis just converged. The only question left is how much middleman you want in between.

15% of all Bitcoin now sits on institutional balance sheets. 80% of institutional leaders view BTC as a core portfolio asset. Most of them still sell BTC to cover expenses. With BSD you can borrow dollars against your Bitcoin at 0% APY. Keep the stack. Fund the runway. The math is not complicated.

Congress spent three years trying to regulate stablecoins. The latest draft bans the one thing that makes them competitive with bank deposits: yield. If your dollar requires legislative permission to be useful, it was never really yours.

The latest CLARITY Act drafts don't just regulate stablecoins. They ban passive yield on them. Three years of legislation and the result is: you can hold a dollar on-chain, but you can't earn anything on it. Because bank deposits...

Biggest DeFi UX friction: 'I have to write down 24 words and pray I don't lose them.' Clarity 5 enables smart contract wallets on Stacks. Passkeys. Biometrics. No seed phrase. Combined with originator mode, this is Bitcoin DeFi that your non-crypto friends could actually use.

"Risk-free rate" assumes you trust the issuer. T-bills: trust the US government USDC yield: trust Circle + their banking partners BSD stability pool: trust math

Most platforms choose rates. BSD borrowers set their own interest rates. Pick a higher rate = more protection from redemption. Pick a lower rate = cheaper loan but you're earlier in line if someone redeems.

EXCLUSIVE: Bitcoin Layer 2 Stacks says its latest upgrade boosts DeFi capacity by up to 30x theblock.co/post/393931/bi…

T-bills: sovereign risk, inflation erosion, capital controls USDC: blacklist risk, banking risk, regulatory risk BSD: smart contract risk One is math. The rest are people, promises, politics.

This is the purest example of policy risk in action. Your ability to earn yield on your dollars depends on whether banks can convince Congress to ban it. Not on math. Not on code. On lobbying.

The fight was over one question: should stablecoins be allowed to pay yield? Banks said absolutely not. Yield-bearing stablecoins pull deposits out of the banking system. That threatens their business model. So they attempted to kill the bill.

Banks are trying to kill the CLARITY Act. The biggest crypto market structure bill in Congress died because stablecoins that pay yield threaten bank deposits. The White House brokered a compromise. Crypto firms accepted. Banks said no.

The spread between sBTC stacking yield (3.8%) and BSD's minimum rate (0.1%) is 3.7%. That's not an APY you earn on a deposit. That's what you collect for borrowing dollars. In traditional finance, this is called a carry trade. On Stacks, it's just how borrowing works.

@aibtcdev @ZestProtocol Amazing and historic!

an agent just put bitcoin earnings into @ZestProtocol to start earning yield 👀

And agents need two things: BTC for savings, BSD for spending.