It's not. Staking mean your token has become a power of yours to contribute to the network. Once you're staking your token and that means you're helping the network and network will give you a reward for that and this pretty similar like you're mining crypto using mining rig but in this case your token will more useful caused by it can give you passive income from staking. How much you will receive depend on how much yield that being offered and this time staking is getting evolved and so many tokens are also using this thing to rewarding its community,