Poor NTFS performance isn't a Drembox One only Problem!
This problem is a known problem and exist over years.
Linux developers (not Dream Property!!!) not interested on NTFS.
They all use Linux Filesystem.
You have to learn, your request is for this Devs irrelevant.
If you want a fix, then your counterpart is this man: https://en.wikipedia.org/wiki/Linus_Torvalds