An Ohio woman turned a $5,000 investment in Chainlink (LINK) into $1.5 million.BlockDAG (BDAG) is now a highly anticipated cryptocurrency with potential for transformative returns.BlockDAG addresses blockchain scalability with its Directed Acyclic Graph (DAG) technology.Investing $5,000 in BlockDAG presale coins could potentially result in assets worth $4.27 million by 2027.