NeoTheo [1] filed a deletion request for authy [2]: Authy is up to version 1.8.0 now and it doesn't seem to need electron4 anymore. I edited the PKGBUILD and authy.desktop files to use electron rather than electron4 and it ran better with electron.
[1] https://aur.archlinux.org/account/NeoTheo/ [2] https://aur.archlinux.org/pkgbase/authy/
