but of course the tail strike should not have happened in the first place...
Yes but in the real world things do happen for any one of a thousand different reasons: incorrect weight & balance, airspeed stagnation, windshear, turbulence, and shock horror even "pilot error", the list goes on.
Lets wait for the report. Nobody goes to work to have an incident or accident, perhaps we all may be able to learn something when the facts are eventually revealed.