comius

Having gps trajectrories and two locations in the city, like home and job address, it should be quite easy to find corresponding trajectory and thus deanonymising a single person. No need for imsi or any other data. Therefore to make data anonymous it should be encoded in terms of number of subscribers in given time and area. My guess would be it isn't

Are you continuously under pressure/stress? Lack of positive feedback? This might be symptoms. If that's the case you need time off.