Kraken added Songbird (SGB) to the list of available cryptocurrencies, supports airdrop for XRP holders – AZCoin News Home AZ -News Altcoin News Kraken added Songbird (SGB) to the list of available cryptocurrencies, supports airdrop for XRP holders See alsoThe Next 100x Metaverse Is Launching Soon, According to Joe ParysApril 30, 2022 6:40 AM