I’m not sure you’re correct.
The law only mandated that ByteDance remove TikTok from app stores in the U.S. if it failed to meet the sale deadline. Company executives made the decision to shutdown the app entirely.
Apple and Google removed it from their app stores in accordance with the law, and it is still removed from those app stores.
Quite possible that TikTok just went dark to make an infrastructure change to implement new code - while they display a message praising Trump.
If it’s time based data, and new cell references refer to hours that have no global data, it could be affected.
Point being, what you say isn’t necessarily correct. We don’t know the inputs the the algorithm.