Yeah, but they work and they give you the throughput. Engineering smarts, why build an expensive SSD->PCIE component when you can buy cheapo 4xSSD->RAID->PCIE

Yeah, but they work and they give you the throughput. Engineering smarts, why build an expensive SSD->PCIE component when you can buy cheapo 4xSSD->RAID->PCIE existing parts and slap them on the card?