Sadly, I looked into the "best filesystem for an external drive" recently and arrived at NTFS. It's a no-brainer for Windows. ntfs-3g is already installed and w

Sadly, I looked into the "best filesystem for an external drive" recently and arrived at NTFS. It's a no-brainer for Windows. ntfs-3g is already installed and working on any recent Ubuntu, and is trivial to install on OS X. Reliability? Ask me in a year.