1. Purpose

1. Internal Disk - OpenZFS/ext4/NTFS ? for all OS (Win,Lin,mac)
2. External Disk - Is exFAT OK ? Else OpenZFS/ext4 ? for all OS
3. Backup Disk - guy says exFAT is bad for backup as it corrupts. so ***ext4/***OpenZFS ?
4. SOHO Server/NAS - ZFS

2. OpenZFS vs BtrFS?

3.1 Is ZFS on Win/mac mature enough ?

• https://github.com/openzfsonwindows/openzfs
• https://openzfsonosx.org/

3.2 If not Is Ext4 on Win/mac good ?

• https://github.com/bobranten/Ext4Fsd
• https://github.com/macfuse/macfuse , https://github.com/gerard/ext4fuse (no update)