If someone gives people free beer while driving out competitors or preventing potential competitors form starting a business, then it's dumping. No company should be entitled to decimate competition using dirty strategies.
2. Plenty of competitors in the storage space are still thriving including Dropbox, Box, Microsoft OneDrive, Backblaze, Amazon Drive, Apple iCloud, etc.
3. There's even more more competition on the photo sharing side of things like Instagram, Flickr, SmugMug, 500px, imgur, imageshack, Facebook, 1x, photoblog, etc.
4. Photos isn't even the largest service nor Google the most influential player in either sector.
https://traderiskguaranty.com/trgpeak/history-anti-dumping-c...
Or more properly, predatory pricing:
Most pictures taken today are probably taken with an Android camera. Google is, indeed, the most influential player in that sector.