Helpful for some of the use case, not all. Quite a few phone numbers came back disconnected. Open to giving this another shot if the seller can address the stale records.
Genuinely sorry the data wasn't up to standard for you, we treat this kind of feedback as a defect, not a one-off. Please file a Support ticket (Help menu in your dashboard) with the failing row IDs — we'll either refresh the export or credit the bad rows the same day.