Designed obsolescence?I have mixed feelings about this. The trimmer worked great right out of the box. Once. When I went to use it again today, it was Dead On Arrival. As luck would have it the return policy expired yesterday. MORE THAN COINCIDENCE, NSA?However, the repair was fairly simple. The motor compartment at the head of the unit snaps open with gentle nudging. There are two metal shims which connect the battery to the motor. There is no point to..