In the Biography, it explained how it showed a depressed and sad Poe who was lonely… The Biography also said that he got drunk a lot. So, the Biography had a much more sad mood to it.
In the Video, it describes Poe as a much more pleasant and happy person. The video also said that Poe barely drank, he would avoid alcohol at all costs.
In the Story, the author states a more dark and twisted minded Poe. Poe was a murder! To back this