Their customers do care about this accuracy. Highly so. That is the entire thing they pay for. Random garbage is costly to their customers, and not in a good way. Poisoning is a valid direction.
To be sure it used to be more costly in the times of paper advertising and US human employees. But some records are very expensive at brokers, so still matters.
To be sure it used to be more costly in the times of paper advertising and US human employees. But some records are very expensive at brokers, so still matters.