<quote>
"Luggage may be weighed at check in, but only for the purpose of detecting and hence charging for, overweight bags.
The accumulated weight of the bags at check in is not the figure used for weight and balance."
The relevance to this accident notwithstanding, why not? The data's available.
</quote>
Not necessarily; not every DCS has integral W&B functionality, or is able to export the data to an external tool.