"Nope ... the broker has until mid February to put out the 1099-B and in that time they look for wash sales to adjust basis "
It's not going to happen that way.
because for active traders wash sales often roll forward into the most recent transactions,
the only way to release 100% of wash sale losses for tax year 2021 is to close the positions by end of the year.
It's necessary but not sufficient to then pause for 31 days
also it is necessary to have avoided buying within 30 days prior to closing out transactions with losses.
