It usually takes 48 hours before the Court's website has the argument uploaded.
This important question of presidential power/abuse does not seem like a difficult question of law.
Trump's on again ... off again ... on again ... tariff manipulation doesn't dovetail with the use of "emergency powers." That is, why is the alleged "emergency" here today, gone tomorrow, and here again Monday??
Link: https://www.youtube.com/watch?v=LXhzp0omPe0