But those machines wouldn't be Google's, and you would probably either be committing a crime (building an exploited botnet) or using someone's money (be it your

But those machines wouldn't be Google's, and you would probably either be committing a crime (building an exploited botnet) or using someone's money (be it your employer, university, or yourself) to run them. This is pretty clearly a different league of attack: rather than attacking systems or spending money, you'd be exploiting a Google feature to use Google's resource for free to incur a giant amount of data transfer.