This 100%. Faux scarcity is manipulative, decreases consumer trust, increases churn and decreases the potential LTV (life-time value) of the consumer.
It’s short sighted and should be replaced by a full catalog with proper rotating discounts to create that desired sense of urgency. New players would have the opportunity to buy cosmetics they otherwise wouldn’t be able to, and at the rate Darktide bleeds regular players between major updates FS is just missing out on so many potential sales by sticking with this limited store model.