"agile methodologies" are certainly not only 12 years old. The Agile Manifesto coined the phrase "agile" in 2001 (read your link wikipedia page), but the ideas

"agile methodologies" are certainly not only 12 years old. The Agile Manifesto coined the phrase "agile" in 2001 (read your link wikipedia page), but the ideas were around long, long before this.