Does Google Drive not charge users based on data transfer? With S3 this would not be an issue, but either the uploader or the downloader (with "requester pays" buckets) would end up covering the cost.
(+) And business productivity suite product, but I think the same mostly applies there.
From a later comment on this post:
https://support.google.com/docs/answer/148505?visit_id=63725...
'Abuse program policies and enforcement
'The content policies listed below play an important role in maintaining a positive experience for everyone using Google products. We need to curb abuses that threaten our ability to provide these services, and we ask that everyone abide by the policies below to help us achieve this goal.
'These policies apply to content within Google Drive. When applying these policies, we may make exceptions based on artistic, educational, documentary, or scientific considerations, or where there are other substantial benefits to the public from not taking action on the content. Be sure to check back from time to time, as these policies may change. Please also refer to Google's Terms of Service for more information.'