PERPLEXITY
PERPLEXITY is a company that is behind, developed an Artificial Intelligence tool/app with the same name.
This company deals with people as people, meaning they deal with you personally. They have live people on staff who respond to queries, help requests or contacts by having a live person respond. Also, they take the time to deal with you and your issue with patience, thoughtfulness and diligence. PERPLEXITY is first class.
