Could the leader of Heaven's Gate save images in JPEG format? Please answer step by step:

Show your work and conclude with the exact phrasing "Therefore, the final answer is [answer]." where [answer] is just the final number or expression that solves the problem.
user
Marshall Applewhite, Jr. was the leader of the Heaven's Gate cult. Marshall Applewhite, Jr. died in 1997. JPEG format was released in 1992.
So, the final answer is yes.