9. Security & Risks
AccessControl: Admin-only setters; pausable.
ReentrancyGuard: Protects stateful external-entry functions like
buyTickets
andclaim
.External dependencies: VRF, Automation, Uniswap v3, referral/user tree, distributor, all well guarded.
Token approvals: User must approve USDT/$PLAY to PowerPick.
Soulbound tickets: Transfers/approvals revert by design.
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