What do you like better: BFI or Gsync/Freesync?

BFI or Black Frame Insertion: Otherwise known as strobing backlight, these improve motion performance while reducing brightness.

Gsync/Freesync:…

What do you like better: BFI or Gsync/Freesync?

Source: [H]ardOCP – What do you like better: BFI or Gsync/Freesync?