Personal inconvenience aside, this just isn't a good way to run an archive. They are a single datacenter fire, server compromise, lawsuit or organizational fuckup away from loosing everything.
Making it impossible for anyone to mirror their most useful data is terrible for long term preservation. (I know you can bulk download collections, but I don't want a terabyte of pirated movies: the wayback machine is far more valuable and is not something that exists anywhere else)
Making it impossible for anyone to mirror their most useful data is terrible for long term preservation. (I know you can bulk download collections, but I don't want a terabyte of pirated movies: the wayback machine is far more valuable and is not something that exists anywhere else)