GPS cannot even guide a car properly, how can it be used to study fault motion?
2. "GPS is not suitable for studying thrust fault motion", true or false?
3. "The station motion vectors from GPS are non-sense, sometimes they are in one direction sometimes in other direction", true or false?
4. "Scientist can't tell WHERE an earthquake will happen, WHEN it will happen, and HOW BIG (magnitude-wise) it will be.", true or false?