But the price of altcoins is correlated to that of BTC. Miners benefited from investors wanting to get into the next potential BTC, but if that bubble bursts,

But the price of altcoins is correlated to that of BTC. Miners benefited from investors wanting to get into the next potential BTC, but if that bubble bursts, doesn't that imply investor money drying up, and altcoins going back down to being nearly worthless?