A tale of two Continents: The musical differences

There are many misconceptions and/or erroneous facts between how people form the America's view how Europeans experience rock music, and also how people in Europe view musical trends, etc, in the Americas,  from the "needle time' British radio broadcasting restrictions to how some musical genres are referred to. Can you think of some errors or misconception between the two continents?

Please keep in mind that this discussion is listed under General Music Discussions, so let's keep  focused on musical topics.

i also think the corrolation between the folk Music and the rock Music in countrys in Europe took different shapes, and made huge imprints in how rock/pop sounds in europe compared to America where maybe, jazz, west coast, and nashwille, delta blues, Chicago blues, and more reginoal sounds were more pivotal and cause of how american rock sounds different from European rock, of there are any differences, i will say fusion aplies to Americas while crossover is more approach in Europe, mediteranian croosover With North african, andalucian, slavic, gypso/romani, Balkan, bulgarian, polka, but i think there are grey lines ofcourse, creolisation