The SlateBook 14-p010nr has a better storage medium than most portable PCs that were released around the same time as it. This notebook PC has an SSD storage medium, whereas most notebook PCs of this type and age have an HDD storage medium. Flash drives store data in semiconductors on a circuit board rather than using magnetic or optical media. Flash have no moving parts which makes them very fast and reliable.
This laptop's storage medium (SSD) is in fact the best storage medium across all notebook PCs that have been around for a comparable time to the SlateBook 14-p010nr.
The worst storage medium across comparable types of laptop is HDD.