All due respect for the authors and engineers that worked on this, but this solves a problem that does not exist. In fact, it has produced confusion as my wife and I can't find a title if the artwork has changed or is different on mobile vs web vs FireTV, etc and the sands are shifting on each depending on whose account we are on.

You're gonna get higher click through in the short term but lower satisfaction in the longer term. This "up-and-to-the-right" disease will erode your credibility by not treating artwork as canon in subtle ways and alienate your audience who are disappointed Good Will Hunting, in this example is more drama/romance than comedy, and that Robin Williams, (usually) a comedian, is the most serious character (he graduated from Juliard).

tl;dr Long time personalization product manager here, don't do this: it will hurt you