Here’s a breakdown of what that typically refers to, along with safe, legal ways to find or discuss the episode.
The episode explores the addictive nature of finance. For Harper, the adrenaline of closing a deal or connecting with a whale like Jesse Bloom is a drug more potent than anything Robert is taking. The show suggests that the traders are addicted to the proximity to power, regardless of the moral cost.
Since BDRip implies Blu-ray source, here are your best options for that quality legally:

