function createPair() external isStopped(false) atPhase(Phase.PhaseThree) {
    (address wavaxAddress, address tokenAddress) = (
        address(WAVAX),
        address(token)
    );
    // @audit grief: anyone can create pair
    require(
        factory.getPair(wavaxAddress, tokenAddress) == address(0),
        "LaunchEvent: pair already created"
    );

    // ...
}
