BHG chart which went from $1400 to $14,
Those numbers are not what you think they are. There was a reverse stock split, and it is very, very likely that the reason someone bought worthless call options that were way out of the money with almost no time left to expiration is because they did not understand that the option strike prices did not mean what they would normally mean because the option multiplier had to be adjusted after the reverse stock split.
If you don't understand how a stock split affects options, they you are not going to understand the whole point of the article.