Paco de Lucia Vs Traditional flamenco guitar style (Future vs Past) https://youtu.be/eBsNFjTxBFQ?t=14s

Interview with Paco 1977
http://www.rdiaz.org/rdmagazine48-08may14.html#specialsectionpaco5

Flamenco Comparative table: http://www.rdiaz.org/rdpacoart2.html
this table demonstrates in a very clear, plain and unambiguous manner how Paco de Lucía's contributions entirely changed the flamenco art—and notably with respect to both flamenco music and cante
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Just need 2 things to learn https://youtu.be/1As8_P1JyF8?t=14s

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Tangos before and after Paco
https://youtu.be/rTalPH2G8J0?t=14s