The title should say "high Tc superconductors" (Tc is the transition temperature, which used to be really really low decades ago) and not high-temperature super

The title should say "high Tc superconductors" (Tc is the transition temperature, which used to be really really low decades ago) and not high-temperature superconductors as the latter could easily imply higher-than-room-temperature to those not familiar with the subject...