MSI Z790-P WIFI DIMM Slot issue?

slot dimm   Dan slot jp88

This is a DDR2 Dimm Slot Model created with Solid Works

This is a DDR2 Dimm Slot Model created with Solid Works  It's not the only example of a desktop motherboard with SO-DIMM slots Asus cooked one up in its labs, and it was spotted by wxnod at XTwitter,

northern sky slot Find Dimm Slots stock images in HD and millions of other royalty-free stock photos, illustrations and vectors in the Shutterstock collection  22802242 M-Key x 2, 30423052 B-Key x 1 + Micro SIM Slot x 1, Mini PCIe x 1 + Micro SIM Slot x 1 DDR5 4000MHz DIMM x 4, up to 128GB Non-ECC