One of the reasons behind Bitcoin's (BTC) volatility, the substantial price oscillations that occur regularly, is the discrepancy of its use cases. Some pundits deem it "digital gold," a truly scarce and perfect store of value (SoV). Others consider Bitcoin a technology project or a type of software with a corresponding network.
El Salvador's adoption as legal tender will likely evidence the means of exchange (MoE) functionality that the Lightning Network provides. The Layer-2 scaling solution allows instant and insanely cheap transfers, although it requires regular on-chain transactions to enter or exit this parallel network.