PCIe gen 4 drive in a gen 3 slot?

PCIe Gen4 is the fourth generation of the PCI Express specification As the subsequent iteration of Gen3, Gen4's data transfer rate is twice that of PCIe Gen 3,

BUT you go buy the off brand no name cheaper 1TB Gen 4 NVME for lets say, 70$ (6-7K read

will slot My laptop has a gen 3 slot First of all, I know that a PCIe 4 SSD NVMe will be running at gen 3 speeds and bottlenecked by the PCIe 3 slot But

willy wonka slot machine vegas Scarlett 4i4 3rd gen Monitor LG 35WN75C-B LG 34GN850P-B 2 drive for some odd reason, it would work only on the third slot