Best filesystem for an external/portable harddrive?

[Matthew S-H]

On Jun 22, 2005, at 1:11 PM, James Wilkinson wrote:
> Of course, any Unix-like filesystem has the concept of numerical "user
> IDs" built right into it. Each file and directory has two numbers,
> representing the user and the group. On a different install, either
> you'll have different users "owning" the files, or there won't be a  
> user
> or group corresponding to the number (Fedora, for example, starts
> numbers at 500, while Ubuntu starts them at 1000).
>
> It's probably a lot easier, for removable disks that have to be
> understood on random Linux installs, to use Fat32.
>
> Of course, there's no guarantee that Linux installs will understand
> Fat32 or resierfs, especially if anyone's been compiling their own
> kernels...

You could also just set a umask that makes all files have rwxrwxrwx.