Firaxis has announced today that they’re officially starting the party for Civ’s 30th birthday. Besides the above video, they also have an address from Sid Meier himself written down.
Read the official announcement here: https://civilization.com/fr-FR/news/entries/it-s-civilization-s-big-30-year-celebration/
Discuss it in our forum here: https://forums.civfanatics.com/threads/official-from-firaxis-it%E2%80%99s-civilizations-big-30-year-celebration.673485/