Realistically 5090 will probably be $2000 or less. Nvidia had a huge opportunity to increase the price of 4090 to be $2000 or higher but they didn't and only increased it by $100. The pricing leaks for Nvidia gpus prior to launch has always been wrong.
PC Specs: CPU: 7800X3D || GPU: Strix 4090 || RAM: 32GB DDR5 6000 || Main SSD: WD 2TB SN850