Crypto trader Smiley Capital shared insights on how Bitcoin’s (CRYPTO: BTC) potential expansion could impact altcoins in the coming months. What Happened: The trader pointed out in a post on X on Friday that if Bitcoin breaks the $70,000-$74,000 range and begins its bull run, altcoins could underperform during the process. He sees the current BTC movement as upward but no longer leading or outperforming, forecasting that a surge to $120,000-$140,000 won’t benefit altcoins immediately. He added that Bitcoin’s move into uncharted territory could pull liquidity away from altcoins, potentially lea…