The year you were born vs how old you are now
2008: 18
2007: 19
2006: 20
2005: 21
2004: 22
2003: 23
2002: 24
2001: pushing 30
2000: pushing 30
1999: pushing 30
1998: pushing 30
1997: pushing 30
1996: dead
It came from the pressures the working class exerted through armed resistance, strikes, and the imminent threat of socialist revolution.
NOT from wearing frog costumes and dancing with fancy cardboard signs in the street.