Source: Cointelegraph.com NewsBitcoin and most altcoins gave back the entirety of their gains shortly after the SEC decided to delay issuing a decision on all of the recently filed spot Bitcoin ETF applications.Read MoreMarkets, Bitcoin, Ethereum, Binance Coin, Ripple, Cardano, Dogecoin, Solana, Toncoin, Polkadot, Polygon, Price analysis