Archer Aviation (ACHR) made headlines on Sept. 22, when its Midnight eVTOL demonstrator reached a new high-altitude record. This milestone underscores Midnight’s strong performance envelope (even though typical urban air taxi operations target 1,500–4,000 feet). But is this technical breakthrough enough to make ACHR stock a buy? Its mission is to revolutionize transportation by offering sustainable, safe, and affordable air taxi services. www.barchart.comRecent DevelopmentsArcher Aviation pushed its Midnight eVTOL program forward with several achievements.