With the crypto market steadily recovering, market watchers suggest the unbelievable growth in Bitcoin Spark (BTCS) could spell trouble for Cardano (ADA) and Solana (SOL). What is Cardano? Cardano is a layer-1 (L1) blockchain launched in 2017 by Charles Hoskinson, one of the co-founders of Ethereum. Cardano aims to provide a secure and scalable infrastructure …