https://github.com/code-423n4/2023-10-party/blob/b23c65d62a20921c709582b0b76b387f2bb9ebb5/contracts/crowdfund/InitialETHCrowdfund.sol#L142
The below comment in the initialize function explains how pre-existing balance is contributed:
This is however incorrect, because only msg.value is contributed and pre-existing balance is ignored. 
Consider updating the comment to reflect the contract behavior.
