Copies with de facto control of billion-dollar business empires would much rather have people linking them to some dubious salesman and his breakthrough supercomputer – and have the rumors fizzle out from lack of substantiation – than let the world know that they plan to send a clone into an artificial universe which runs without hardware.
How is it running without hardware?
Possibile explanation: each slice of the multiverse is providing hardware, with the aggregate benefitting all.