Many fans have waited years for the release of GRRM’s next novel in his A Song of Ice and Fire series. Some have not been to kind with their frustration towards the author.
How many of them are writers?
How many of them know what it is to see how the deadline can come and go, only to realize that any predictability as to the completion of the project is futile; the story takes as long as the story takes.
Even on the fifth draft, things come up, ideas arise, and suddenly you are faced with the prospect of writing pages upon pages of new material that must itself go through the lengthy re-writing and editing process.
Give the artist some patience. It only seems like they know what they’re doing. They too are at the mercy of the pen.