So what if there are?? It interfaces with GPS, GPS knows how fast you are going and where you are, it's not going to start moving the line even if you slow down, it will move according to your position at that moment...
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So what if there are?? It interfaces with GPS, GPS knows how fast you are going and where you are, it's not going to start moving the line even if you slow down, it will move according to your position at that moment...