A joke I heard 20 years ago
A COBOL programmer got rich in the end of 20th century, fixing the Y2K bugs in various systems. He decided to spend his money on trip to the future, and bought deep-freeze sleep until the year 100000.
He awoke, surrounded by people in white gowns, and asked: "Wow, is it year 100000?" One of the doctors said: "No, actually, we had to wake you up earlier. You see, it's year 9999, and we found your CV, it says you know COBOL...?"