Curious to see this evolve. Article seems to hint that it's just Google Photos "for now", but that may change in future. I'd love to have it as a backup mecha

Curious to see this evolve. Article seems to hint that it's just Google Photos "for now", but that may change in future. I'd love to have it as a backup mechanism to dump all my photos onto an external hard drive. Doing it now is pretty non-trivial unless you have a mac.