I do support artists standing by their beliefs and walking with integrity. We have to find a better way to commercially exploit music while giving artists their proper respect. This cannot be done while taking their contributions for granted or trying to control the scope of their growth and power through threats and fear tactics.
The moment of inspiration can come from memory or language or the imagination or experience - anything that makes an impression forcibly enough for language to form.
The best time to frame an answer to the letters of a friend is the moment you receive them. Then the warmth of friendship and the intelligence received most forcibly cooperate.