Comment 2 for bug 1331914

It's now more important than ever to get an option to regenerate the PPA signing key and get a stronger key because in Xenial, users are flooded with this:

W: gpgv:/var/lib/apt/lists/ppa.launchpad.net_atareao_atareao_ubuntu_dists_xenial_InRelease: The repository is insufficiently signed by key A3D8A366869FE2DC5FFD79C36A9653F936FD5529 (weak digest)