* They have tons of your data anyway, lots of which is more valuable for advertising than backup of your photos.

* They are more and more into advertising business https://news.ycombinator.com/item?id=32520894

* Their executives admit that they want you and your family locked into their ecosystem (leaked emails).

Sorry, but advocating for them seems like very bad idea. Google was cool, pro-customer company once too. Until they had position to not be anymore. Open standards, without any vendor lock are only reasonable way.