Mind over matter refers to intellectual powers overriding threats or difficulties, which is what the theories and speculation suggest.
Context: "All sorts of theories and speculations floated about the internet and the yak: mental strength overcoming physical threats or difficulties, generators telepathic communication devices."
Hypothesis: All sorts of theories and speculations floated about the internet and the yak: mind over matter generators, telepathic communication devices...
Based on the context, is the hypothesis true, false, or unknown?