The operator of 8chan says the bandwidth of millions of Hola users is being sold for reuse, with some of it even being used to attack his site. Speaking with TorrentFreak, Hola founder Ofer Vilenski says that users’ idle resources are indeed utilized for commercial sale, but that has been the agreement all along.
I don’t endorse the use of this type of service in the first place, but since I know that many people use services such as this to bypass geographic restrictions on content, I think that you should know what you are getting into if you use this particular service.
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Hola VPN Sells Users’ Bandwidth, Founder Confirms