Back in 2022, a Reddit thread in one of the most popular groups posed a blunt question: what happens to crypto if the U.S. dollar collapses?
One person replied, "If the US dollar collapses crypto would be the least of your worries, trust me."
Another mocked the whole premise with, "If the global economy completely collapses, will the $100 I put into Bitcoin be OK?"
And someone else cut even deeper: "Indeed, you would be more worried about finding food and shelter rather than checking the price of btc."
Related: Dollar debasement fears send 'Bitcoin' searches to record highs
Now, that I reflect back on the post, it matters today not because the dollar is "collapsing," but because the same anxiety is back in the air.
The dollar has been weakening, gold has been trading higher reaching $5,000 today, and macro traders are once again dusting off the "debasement" vocabulary. That doesn't mean Mad Max. It does mean investors are nervous about what their money is actually worth.
U.S. dollar falls to four-month low
The U.S. dollar fell to a four-month low on Jan. 26 as markets reacted to signs that Japan may step in to support its currency.
Reports that the New York Federal Reserve and Japan's Ministry of Finance carried out "rate checks" on the dollar-yen pair sparked speculation that officials are preparing coordinated action to stabilize the yen. These checks are often seen as an early warning that intervention could follow.
After the reports, the yen jumped nearly 3% from Friday's close, reaching its strongest level in two months. The move followed weeks of pressure on the Japanese currency, which had been sliding toward record lows amid concerns over Japan's fiscal policy and the wide gap between U.S. and Japanese interest rates.
Comments from Japanese Prime Minister Sanae Takaichi over the weekend added to the momentum, as she signaled the government was ready to act against what she called "abnormal market moves."
The dollar weakened because supporting the yen usually means selling dollars. When Japan intervenes in currency markets, it buys yen using its large stockpile of U.S. dollars. Even the possibility of that action can move markets, as traders often sell dollars and buy yen in anticipation before any official steps are taken.
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Stablecoins surge
As the U.S. dollar weakens and macro uncertainty deepens, stablecoin trading volume has surged sharply.
Data from CoinMarketCap shows total stablecoin market capitalization holding steady around $316 billion, while 24-hour trading volume has jumped to roughly $138 billion.
A falling dollar is typically associated with investors seeking alternatives, but instead of fleeing dollar exposure entirely, traders appear to be opting for programmable dollars. Tether (USDT) alone processed more than $116 billion in daily volume, dwarfing activity in most major crypto assets, while USD Coin (USDC) recorded nearly $15 billion.
So is a falling dollar "good" for crypto
Sometimes. Not always.
It changes what investors are optimizing for. If the dollar is losing purchasing power or credibility, investors often rotate toward alternative stores of value. Gold is the classic example. Bitcoin is the newer one, especially for investors who want portability and a hard-capped supply narrative.
It greases global liquidity. A softer dollar can loosen financial conditions at the margin, especially when it's paired with rate-cut expectations. Risk assets tend to like that. Crypto, when it's trading like "high beta tech," can benefit.
It reframes the story. In strong-dollar regimes, crypto often struggles because everything is being priced against a rising unit. In weak-dollar regimes, crypto has an easier time selling the "opt out" pitch.
When a weaker dollar can hurt crypto
If the dollar is falling because something is breaking, crypto can break with it. In true risk-off panics, investors sell what they can, not what they should. Crypto is liquid, volatile, and still treated as a risk asset by many funds. That makes it an easy source of cash.
Stablecoins are still dollar-centered. Even if you believe in "crypto rails," a big chunk of crypto market plumbing is denominated in dollars. A dollar confidence shock can stress that plumbing even if the tech itself keeps running.
Related: Cathie Wood ditches Reddit for Peter Thiel-backed crypto stock
This story was originally published by TheStreet on Jan 26, 2026, where it first appeared in the MARKETS section. Add TheStreet as a Preferred Source by clicking here.
