Is n Was

He was comfortably numb in the wings of insanity and was building a cobweb cloud in his mind. Lost in the tunnel vision and doldrums of thin ice walk he was rubbing the words once shared with greatest precision and fervor.

What happened to the passwords formerly shared and cared?
What happened to the promised land on dark side of the moon?
Does the doorbell currently bear the same signature melody?
Iff the mobile still rings, does it show the name of his or mere a numeral?

Who locked the door by the way?