$7500 rebate subsidy from the IRS
$2500 market adjustment, because Musk lowered Tesla prices $10k.
(Lower demand for used.)
Another hidden value killer is the battery warranties. Soon, there will be a large number of used that only hold a portion of full charge.
Tesla puts. Investment firms are pulling their heads out one by one, and realizing that Tesla is overvalued. (Their market segment\position, and development choices leave them vulnerable to more practical, mature products from other EV manufacturers.)