I want to hear some "AAAARRRRRRAAAAAAAAAAAAAAAAAAA AA" *I thought that by remixes it would be their songs with different notes or somestuff by another band, but it would still be metal.
1950 - Jazz1960 - Pop/Rock1970 - Disco1980 - Electro1990 - Chill/Funky2000 - Rap/Country2010 - Techno/Dubstep2011 - Djent/Death Metal
Only the first three are right.
Not even. There was more rock in the 70's and 80's, not just disco and electro. In addition, metal was hardly even prominent in the 60's.