In Web2 you read config files. On Solana you read accounts.
When you join a new team in Web2, your first task is reading configuration files. You open package.json, environment variables, database schemas. You do not start changing things until you understand what is already there. Reading and interpreting existing configuration is a core skill that separates developers who break things from developers who improve things.
On Solana, that same skill applies to on-chain accounts. Every token mint stores its configuration as public account data. The spl-token display command is your cat package.json — it decodes raw bytes into human-readable configuration.
The command
spl-token display [MINT_ADDRESS] \
