For anything that requires a permanent magnet, on the scale of gadgets->cars I'd say unlikely. On industrial/generation scales possibly. See e.g. http://spectru

For anything that requires a permanent magnet, on the scale of gadgets->cars I'd say unlikely. On industrial/generation scales possibly. See e.g. http://spectrum.ieee.org/green-tech/wind/superconductors-for-whopping-wind-turbines http://spectrum.ieee.org/green-tech/wind/superconductors-for.... For other uses IDK, IANAP etc