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That said, the GOBankingRates roundup of the eight best includes bitcoin, which is among the "safer" cryptocurrency investments because of its widespread use, and chainlink, which is inexpensive and has the backing of some of the most respected names in technology. It is one of the various projects made by the company to promote crypto and mass adoption. According to the Ethereum development site, proto-sharding, an intermediate step in that process, will use rollups to reduce costs.
