I am somewhat doubtful about gyroscope replacing GPS. If it can actually happen, it will require, as noted by others, re-tuned/tweaked/calibrated/adjusted every day/week to void accumulated error/noise.
Keep in mind that as precise as gyroscope can get, they could be susceptible to shock (if you drop it on the ground).
But I am interested in seeing how it could develop into
Keep in mind that as precise as gyroscope can get, they could be susceptible to shock (if you drop it on the ground).
But I am interested in seeing how it could develop into