https://en.wikipedia.org/wiki/Comparison_of_file_systems
| File System | filename(255) |
|---|---|
| NTFS | in Win32 (case-insensitive) except /\:*"?<> |
| Ext4 | Any byte except NUL, / |
| APFS | Unicode 9.0 encoded in UTF-8 |
warning: the following paths have collided (e.g. case-sensitive paths on a case-insensitive filesystem) and only one from the same colliding group is in the working tree:
'A.md' 'a.md'
error: invalid path 'ntfs/:*"?<>.md'