Tech News News: New York City Mayor Zohran Mamdani is moving ahead with a new tax on expensive second homes despite a continuing exodus of wealthy residents from New . Zohran Mamdani said in an X post that owners of second homes in New York City worth more than $5 million should "check your mailbox" New York City Mayor Zohran Mamdani is moving ahead with a new tax on expensive second homes despite a continuing exod... [3394 chars]