Last week, we discussed the basic building blocks of web3. This week, weâre talking about how transactions take place on the blockchain: through cryptocurrencies. In a lot of ways, owning cryptocurrency can transform the way you navigate and understand web3 functions and communities. Theyâre also the gateway to help you be active members of some DAOs as it allows you to purchase their NFTs or tokens for voting and governance, participate in staking, or support their cause.