Why rebuild OLD planes? Aren't there any planes that are later designs to build instead of 33-year-old designs from the 1990s? This sounds a lot like rebuildin

Why rebuild OLD planes? Aren't there any planes that are later designs to build instead of 33-year-old designs from the 1990s? This sounds a lot like rebuilding Snoopy's Sopwith Camel from WW1 to fight the enemy jets 30-odd years later in the Korean War.