Almost every industry has a pick-and-shovel play, including cryptocurrency. The idea is to look for tools or infrastructure that will be required to produce goods or carry out a service — the equivalent of selling picks and shovels to gold miners. Back in the 19th century, striking gold was a game of chance, but the demand for mining tools was pretty certain.

You may not have heard of Chainlink (CRYPTO: LINK), but it underpins a huge proportion of both traditional blockchain usage and decentralized finance, making it a true pick-and-shovel play. It collates, checks, and disseminates information across many different blockchains and real-world financial institutions.

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