The Flex 10 has an HDD storage medium which is better than most 2 in 1 laptops that were released around the same time as it. Most 2 in 1 laptops that have been available for around the same time as it have an SSD storage medium. HDD is a traditional storage drive which stores the information on magnetic disks. HDD drives are slower than other forms of storage such as solid state drives (SSD) and flash drives.
This portable PC's storage medium (HDD) is actually the worst storage medium amongst all 2 in 1 laptops that have been on the market for more than two years.
An SSD storage medium is the best storage medium amongst comparable types of portable PC.