Why would you be worried about recycling spacecraft at this point in history? Up until the last 2 years, practically all spacecraft either burned up in the atmo

Why would you be worried about recycling spacecraft at this point in history? Up until the last 2 years, practically all spacecraft either burned up in the atmosphere, crashed into the ocean or land, landed permanently on another body, or are now sitting in a museum somewhere if they were designed to return. Recycling the material in spacecraft is simply a non-issue.