Below is some torn logs from my tests to give a better sense of timing and repetitions.
Bug attempt #1: I alt+tab out of and in to firefox between every transaction.
14:14:12 - 25/08/25 You withdrew $10,000 from your spouse's Private Island's vault reducing the balance to $553,118,160
14:14:15 - 25/08/25 You deposited $10,000 into your spouse's Private Island's vault increasing the balance to $553,128,160
14:14:18 - 25/08/25 You withdrew $10,000 from your spouse's Private Island's vault reducing the balance to $553,118,160
14:14:21 - 25/08/25 You deposited $10,000 into your spouse's Private Island's vault increasing the balance to $553,128,160
14:14:24 - 25/08/25 You withdrew $10,000 from your spouse's Private Island's vault reducing the balance to $553,118,160
14:14:27 - 25/08/25 You deposited $10,000 into your spouse's Private Island's vault increasing the balance to $553,128,160
14:14:31 - 25/08/25 You withdrew $10,000 from your spouse's Private Island's vault reducing the balance to $553,118,160
14:14:33 - 25/08/25 You deposited $10,000 into your spouse's Private Island's vault increasing the balance to $553,128,160
14:14:37 - 25/08/25 You withdrew $10,000 from your spouse's Private Island's vault reducing the balance to $553,118,160
14:14:39 - 25/08/25 You deposited $10,000 into your spouse's Private Island's vault increasing the balance to $553,128,160
14:14:42 - 25/08/25 You withdrew $10,000 from your spouse's Private Island's vault reducing the balance to $553,118,160
14:14:45 - 25/08/25 You deposited $10,000 into your spouse's Private Island's vault increasing the balance to $553,128,160
14:14:47 - 25/08/25 You withdrew $10,000 from your spouse's Private Island's vault reducing the balance to $553,118,160
14:14:50 - 25/08/25 You deposited $10,000 into your spouse's Private Island's vault increasing the balance to $553,128,160
14:14:53 - 25/08/25 You withdrew $10,000 from your spouse's Private Island's vault reducing the balance to $553,118,160
Try to deposit --> [BLOCKED]
---------
Bug Attempt #2: Same as Attempt #1
14:26:33 - 25/08/25 You withdrew $10,000 from your spouse's Private Island's vault reducing the balance to $553,118,160
14:26:35 - 25/08/25 You deposited $10,000 into your spouse's Private Island's vault increasing the balance to $553,128,160
14:26:38 - 25/08/25 You withdrew $10,000 from your spouse's Private Island's vault reducing the balance to $553,118,160
14:26:41 - 25/08/25 You deposited $10,000 into your spouse's Private Island's vault increasing the balance to $553,128,160
14:26:44 - 25/08/25 You withdrew $10,000 from your spouse's Private Island's vault reducing the balance to $553,118,160
14:26:47 - 25/08/25 You deposited $10,000 into your spouse's Private Island's vault increasing the balance to $553,128,160
14:26:49 - 25/08/25 You withdrew $10,000 from your spouse's Private Island's vault reducing the balance to $553,118,160
14:26:52 - 25/08/25 You deposited $10,000 into your spouse's Private Island's vault increasing the balance to $553,128,160
14:26:55 - 25/08/25 You withdrew $10,000 from your spouse's Private Island's vault reducing the balance to $553,118,160
14:26:57 - 25/08/25 You deposited $10,000 into your spouse's Private Island's vault increasing the balance to $553,128,160
14:27:00 - 25/08/25 You withdrew $10,000 from your spouse's Private Island's vault reducing the balance to $553,118,160
14:27:03 - 25/08/25 You deposited $10,000 into your spouse's Private Island's vault increasing the balance to $553,128,160
14:27:06 - 25/08/25 You withdrew $10,000 from your spouse's Private Island's vault reducing the balance to $553,118,160
14:27:08 - 25/08/25 You deposited $10,000 into your spouse's Private Island's vault increasing the balance to $553,128,160
14:27:11 - 25/08/25 You withdrew $10,000 from your spouse's Private Island's vault reducing the balance to $553,118,160
14:27:14 - 25/08/25 You deposited $10,000 into your spouse's Private Island's vault increasing the balance to $553,128,160
Try to withdraw ---> [Blocked]
-------
Bug Attempt #3: This time I do transactions without any alt+tabbing. No block occurs.
14:34:04 - 25/08/25 You withdrew $10,000 from your spouse's Private Island's vault reducing the balance to $553,118,160
14:34:06 - 25/08/25 You deposited $10,000 into your spouse's Private Island's vault increasing the balance to $553,128,160
14:34:08 - 25/08/25 You withdrew $10,000 from your spouse's Private Island's vault reducing the balance to $553,118,160
14:34:10 - 25/08/25 You deposited $10,000 into your spouse's Private Island's vault increasing the balance to $553,128,160
14:34:12 - 25/08/25 You withdrew $10,000 from your spouse's Private Island's vault reducing the balance to $553,118,160
14:34:13 - 25/08/25 You deposited $10,000 into your spouse's Private Island's vault increasing the balance to $553,128,160
14:34:15 - 25/08/25 You withdrew $10,000 from your spouse's Private Island's vault reducing the balance to $553,118,160
14:34:17 - 25/08/25 You deposited $10,000 into your spouse's Private Island's vault increasing the balance to $553,128,160
14:34:19 - 25/08/25 You withdrew $10,000 from your spouse's Private Island's vault reducing the balance to $553,118,160
14:34:21 - 25/08/25 You deposited $10,000 into your spouse's Private Island's vault increasing the balance to $553,128,160
14:34:22 - 25/08/25 You withdrew $10,000 from your spouse's Private Island's vault reducing the balance to $553,118,160
14:34:24 - 25/08/25 You deposited $10,000 into your spouse's Private Island's vault increasing the balance to $553,128,160
14:34:26 - 25/08/25 You withdrew $10,000 from your spouse's Private Island's vault reducing the balance to $553,118,160
14:34:27 - 25/08/25 You deposited $10,000 into your spouse's Private Island's vault increasing the balance to $553,128,160
14:34:29 - 25/08/25 You withdrew $10,000 from your spouse's Private Island's vault reducing the balance to $553,118,160
14:34:31 - 25/08/25 You deposited $10,000 into your spouse's Private Island's vault increasing the balance to $553,128,160
14:34:32 - 25/08/25 You withdrew $10,000 from your spouse's Private Island's vault reducing the balance to $553,118,160
14:34:34 - 25/08/25 You deposited $10,000 into your spouse's Private Island's vault increasing the balance to $553,128,160
14:34:35 - 25/08/25 You withdrew $10,000 from your spouse's Private Island's vault reducing the balance to $553,118,160
14:34:37 - 25/08/25 You deposited $10,000 into your spouse's Private Island's vault increasing the balance to $553,128,160
14:34:38 - 25/08/25 You withdrew $10,000 from your spouse's Private Island's vault reducing the balance to $553,118,160
14:34:40 - 25/08/25 You deposited $10,000 into your spouse's Private Island's vault increasing the balance to $553,128,160
14:34:41 - 25/08/25 You withdrew $10,000 from your spouse's Private Island's vault reducing the balance to $553,118,160
14:34:43 - 25/08/25 You deposited $10,000 into your spouse's Private Island's vault increasing the balance to $553,128,160
14:34:44 - 25/08/25 You withdrew $10,000 from your spouse's Private Island's vault reducing the balance to $553,118,160
14:34:46 - 25/08/25 You deposited $10,000 into your spouse's Private Island's vault increasing the balance to $553,128,160
14:34:47 - 25/08/25 You withdrew $10,000 from your spouse's Private Island's vault reducing the balance to $553,118,160
14:34:49 - 25/08/25 You deposited $10,000 into your spouse's Private Island's vault increasing the balance to $553,128,160
14:34:50 - 25/08/25 You withdrew $10,000 from your spouse's Private Island's vault reducing the balance to $553,118,160
14:34:51 - 25/08/25 You deposited $10,000 into your spouse's Private Island's vault increasing the balance to $553,128,160
14:34:53 - 25/08/25 You withdrew $10,000 from your spouse's Private Island's vault reducing the balance to $553,118,160
14:34:54 - 25/08/25 You deposited $10,000 into your spouse's Private Island's vault increasing the balance to $553,128,160
14:34:56 - 25/08/25 You withdrew $10,000 from your spouse's Private Island's vault reducing the balance to $553,118,160
14:34:57 - 25/08/25 You deposited $10,000 into your spouse's Private Island's vault increasing the balance to $553,128,160
14:34:59 - 25/08/25 You withdrew $10,000 from your spouse's Private Island's vault reducing the balance to $553,118,160
14:35:00 - 25/08/25 You deposited $10,000 into your spouse's Private Island's vault increasing the balance to $553,128,160
14:35:02 - 25/08/25 You withdrew $10,000 from your spouse's Private Island's vault reducing the balance to $553,118,160
14:35:03 - 25/08/25 You deposited $10,000 into your spouse's Private Island's vault increasing the balance to $553,128,160
14:35:05 - 25/08/25 You withdrew $10,000 from your spouse's Private Island's vault reducing the balance to $553,118,160
14:35:06 - 25/08/25 You deposited $10,000 into your spouse's Private Island's vault increasing the balance to $553,128,160
....
[More of the same]
...
14:35:59 - 25/08/25 You deposited $10,000 into your spouse's Private Island's vault increasing the balance to $553,128,160