MarsSeed [1] filed a deletion request for opentimelineio0.14 [2]: No longer needed by any package. Not a compatible drop-in replacement for Arch/extra/opentimelineio (0.17.0 atm). [a] [a]: https://archlinux.org/packages/?q=opentimelineio [1] https://aur.archlinux.org/account/MarsSeed/ [2] https://aur.archlinux.org/pkgbase/opentimelineio0.14/