Card No. 21

The answers

1. Since 1997

   NASA's Cassini probe orbiting Saturn

   Done for 2017

   Cassini was steered into Saturn's atmosphere on Sept 15, 2017, after 294 orbits. NASA did it on purpose so it could never crash into and contaminate a moon that might hold life.

2. Since 1989

   AOL's dial-up internet service

   Done for 2025

   AOL shut off dial-up on September 30, 2025. As of 2023, about 163,400 Americans still used dial-up as their only internet connection.

3. Since 1935

   Kodak's Kodachrome color slide film

   Done for 2010

   Kodak stopped making Kodachrome in 2009. The last lab that could develop it, Dwayne's Photo in Parsons, Kansas, stopped taking rolls on December 30, 2010.

4. Since 1930

   Mail carried by mule train to a village in the Grand Canyon

   Still going

   Mules still carry the mail down to Supai, Arizona, the only place in the US where that happens. Each mule packs up to 200 pounds.

5. Since 1964

   Stainless steel New York subway cars nicknamed Brightliners

   Done for 2022

   The R32 Brightliners made their last runs on January 9, 2022, after 58 years in service, on the same Brighton Line where they debuted.