Sidewinder brings up some valid points from the view of a strict academic interpretation.
There is a vast rift between the exploitation of a penniless immigrant and a pop sycophant. (looks around for the PC police)
But I ask you -- is it not the effect on the listener we are talking about? Enlightenment rarely if ever takes place during dutiful worship. We come together to share -- BUT (IMHO) to bring a person to the table of the spiritual feast, an individual invitation must be accepted. Certainly there was and is hopelessness in the world -- and the 60's was a time of awakening -- even if in hindsight it looks like most of us stretched, yawned and rolled over.

And yes, Bob Dylan was nuthin but a skinny tinny voiced midwesterner with possible pretentions of poetry -- but I will take,
"Oh but I was so much older then, I'm younger than that now" with all it's implications, over any organized religion's pabulum dogma.
You get out of a thing, what you put into it.
When the need is there -- and our need never changes, we do seek to understand the void -- we take what we can find that speaks to us in the voice we can understand.

ev.