The Doors are always prisoners of their trading system more than 40 years later. Good music, like Led Zeppelin and Pink Floyd, which is the basis of the "rock" of today (in music there are only eight notes and rock is played on four times - two blues time). However six CDs for "sum" two-day concert, it is very indigestible, when I read the comments here and who are manifestly ill translated from the US, it leaves me perplexe.I