I passed down the same older Space set that was mentioned in the article, along with a few others, to my son, and now it's mixed in with mostly newer Legos. The

I passed down the same older Space set that was mentioned in the article, along with a few others, to my son, and now it's mixed in with mostly newer Legos. The pieces are indistinguishable except for the unique pieces like the amber windshield. Maybe something changed from the 60s/70s to the early 80s when I was playing with Legos, but I don't see any degradation.