Source: Cointelegraph.com NewsBTC and many altcoins are kicking up dust after the Federal Reserve chairman Jerome Powell discussed the possibility of smaller rate hikes in 2023, but is the momentum sustainable?Read MoreMarkets, Bitcoin, Ethereum, Binance Coin, Ripple, Cardano, Dogecoin, Polygon, Polkadot, Litecoin, Uniswap, Price analysis