The Retiree's Bitcoin Dilemma: How to Spend From Your Stack Without Selling It

Most retirement advice assumes your assets produce income. Dividends, bond coupons, rent. Bitcoin does none of that. It just sits there and — over long enough horizons — appreciates. Which creates a peculiar problem for the growing number of people arriving at retirement with a meaningful share of their savings in Bitcoin.

You can't spend an asset that doesn't pay you unless you sell pieces of it. And selling pieces of it, month after month, in retirement, is a slow and stressful way to watch a lifetime of stacking shrink — especially in a soft market where every sale feels like the wrong one.

Here's how a retiree navigates that in 2026, and why the mechanism matters more than the marketing.

The two bad old options

Meet Tom, 63, with a substantial part of his nest egg in Bitcoin. Traditionally he had two choices, and both were bad.

Option one: sell as you go. Liquidate a slice every month to fund living expenses. This works mechanically but it's corrosive. You're permanently reducing your position, you're taxed on gains each time you sell, and you're exposed to the psychology of selling into every dip because rent doesn't wait for a recovery.

Option two: hand it to a lender. Give your Bitcoin to a custodial firm that promises to pay you a yield or lend you cash against it. Tom is exactly old enough to distrust this. He's watched institutions promise safety and file for bankruptcy. Handing his retirement to a company whose solvency he can't verify is not a plan; it's a hope.

The third option: borrow against it, keep it, and trust code instead of a company

Tom's actual solution is a self-custodial vault. He deposits Bitcoin — as RBTC, Bitcoin on the Rootstock network — into an isolated smart-contract position called a vault, and mints BPD, a dollar-pegged stablecoin, against it at 0% interest. He draws on that BPD for living expenses.

Two things make this fit a retiree specifically.

First, his Bitcoin stays his. The collateral sits in a smart contract, not on a company's balance sheet. There's no firm that can rehypothecate it, freeze withdrawals, or go under and take it with them. For someone who has lived through a few financial-institution failures, "no company in the middle" isn't a slogan — it's the entire reason to participate.

Second, the rules are readable and fixed. The 110% minimum collateral ratio and the 150% system-wide recovery threshold are hard-coded parameters, identical for everyone, not policies a management team can change on him after he's committed. He can verify them rather than trust them.

Borrowing like a retiree, not a gambler

The discipline here is conservatism. Tom does not borrow to the limit. He keeps his collateral ratio comfortably high — far above the 110% minimum — so that ordinary Bitcoin volatility never pushes his vault toward the liquidation line. He treats the borrowable amount as a fraction of what's technically available, leaving a wide margin for a rough market.

That conservatism is the difference between a durable income strategy and a liquidation waiting to happen. A retiree's vault should be boring by design.

The bonus: he can earn on the same system

There's an earning side too, if he wants it. By depositing BPD into the protocol's stability pool, Tom could get paid — in fees and discounted collateral — for helping the system absorb liquidations and stay solvent. The secondary token, MP, exists to route that value to the participants who keep the protocol healthy. Some retirees will use that; Tom mostly just wants steady access to his own wealth and keeps it simple. Both are valid.

The honest part

This is not a risk-free annuity. Borrowing against a volatile asset requires monitoring your collateral ratio — no support desk will rescue a vault you let drift below the line, because self-custody means the responsibility is yours. Smart-contract risk is real. A retiree using this tool should keep large buffers, understand the mechanics before committing, and treat it as one carefully managed part of a plan, not the whole plan.

The bottom line

Tom gets to spend from his Bitcoin without spending it. He funds his retirement with borrowed dollars at 0% interest, keeps his stack intact and exposed to any recovery, never triggers a sale-driven tax event just to buy groceries, and trusts published code instead of a company's promises.

That's the retiree's version of the same problem every serious Bitcoin holder eventually faces: liquidity without surrender. If you want to understand exactly how it works, the mechanics are documented at docs.moneyprotocol.co, and you can borrow against Bitcoin at 0% interest while keeping full custody the whole time.