In a recent discussion regarding the dynamics of Bitcoin and fiat currency, Sam Lyman, head of research at the Bitcoin Policy Institute, emphasized the interdependent relationship between Bitcoin and US dollar-pegged stablecoins like Tether’s USDt. Lyman articulated that Bitcoin, often viewed as a potential rival to the US dollar, actually reinforces the dollar’s position within the cryptocurrency landscape.
He pointed out that with Bitcoin’s primary trading pair being against the US dollar, there exists a “symbiotic relationship” between the digital asset and the dollar system. This interconnectivity is crucial as Bitcoin’s trading frequency in US dollars contrasts sharply with narratives suggesting that Bitcoin undermines the dollar’s dominance. This relationship parallels the historical context of the petrodollar system, established in the 1970s, where oil transactions predominantly use the dollar, thereby enhancing demand for the currency.
Lyman called on US lawmakers to pursue the regulatory framework known as GENIUS, which aims to oversee stablecoins. He argued that adhering to the core principles of this framework will help bolster the US dollar’s global standing and maintain its competitiveness in international relations.
On a contrasting note, China’s rigorous stance on cryptocurrency was highlighted, particularly its repeated bans on Bitcoin and stablecoins. Lyman described these bans as an effort by the Chinese government to protect its capital control measures, which are vital for the stability of its economy. By restricting capital outflows, China aims to maintain economic security and prevent its wealth from migrating outside its borders.
The Chinese government has consistently reaffirmed its ban on stablecoins while promoting its digital yuan, a central bank digital currency (CBDC). This digital currency is designed to regulate capital flows more effectively and to seize a larger share of the global foreign exchange market. Unlike decentralized cryptocurrencies, CBDCs are programmable and fully controlled by the issuer, which is typically the government or central bank.
Despite these measures, Lyman expressed skepticism regarding the effectiveness of China’s crypto bans, noting that they have not significantly curtailed the activities of unauthorized cryptocurrency, including Bitcoin mining. Reports reveal that Chinese mining pools still account for over 36% of the global Bitcoin mining hashrate, indicating a robust underground industry operating despite government restrictions.
This ongoing tension illustrates the peculiar dynamics of cryptocurrency adoption and regulation, as countries navigate the complex intersection of innovation and economic control.


