be more careful handling focus while collecting tracker reference frames
be more careful handling focus while collecting tracker reference frames

campagnola/acq4,acq4/acq4,acq4/acq4,campagnola/acq4,pbmanis/acq4,pbmanis/acq4,campagnola/acq4,campagnola/acq4,pbmanis/acq4,acq4/acq4,acq4/acq4,pbmanis/acq4