币界网报道:Nook, a cryptocurrency savings app founded by three former Coinbase engineers, has raised $2.5 million in funding, with participation from Coinbase Ventures, defy.vc and UDHC. The company declined to disclose the valuation of this round of funding. According to CoinWorld, Nook is committed to making it easier for non-cryptocurrency native users to increase their cryptocurrency holdings through services such as Aave, which allows users to lend their cryptocurrencies to borrowers in exchange for interest.