By holding funds in the deposit vault, users earn the option to purchase a share of tokens in the future sale, but are not obligated to do so—and they can withdraw their funds at any time.
Quote
Sources
Plasma Attracts $500 Million for ICO—And One Trader Spent $100K on Ethereum Gas Fees
Referenced by
Plasma's vault model allows participants to deposit stablecoins in exchange for the option to purchase XPL tokens in a future sale, with no immediate token issuance and full withdrawal flexibility
Crypto news
Claim