Who took over AC DC?

Who, exactly, is the new leader of AC/DC? Was it a surprise when they announced the change? How does this affect the band's future music and performances? Are fans happy with the new addition, or are they feeling nostalgic for the old lineup? Have there been any rumors or speculation about who might be taking over before the official announcement? How does the new member's style and influence compare to that of the previous leader? And, most importantly, will the band still be able to deliver the same powerful and iconic sound that has made them one of the most enduring rock groups of all time?