First-order effects

• Buyers of the $55 Stick 4K Max get a genuine spec upgrade — Wi-Fi 6 plus improved performance over prior sticks — but pay for it by navigating a homescreen where Amazon's banner ads are, per the review, 'not subtle.'
• Amazon gets a flagship that keeps pace technically while doubling as ad inventory: every boot-up surfaces promoted content on the device most US streaming households own.

Second-order effects

• Roku, locked in a dead heat with Fire TV for market leadership, faces pressure to match both the hardware specs and the ad-monetized homescreen model — the review shows Amazon proving ads don't cost Amazon a recommendation even at flagship price.
• The pattern repeats a year later in The Verge's Fire TV Cube (2022) review, which again flags heavy ads alongside strong performance — confirming ad load is now a deliberate line-wide design choice, not one device's flaw.

Third-order effects

• If the pattern holds, streaming-stick reviews normalize 'how much advertising' as a core spec alongside Wi-Fi and processing power — and Amazon's later move to a new Vega OS for Fire TV devices shows the company treating the stick less as a gadget and more as a platform endpoint it fully controls.
• For the broader market, hardware margins matter less than the homescreen: whoever controls the default surface on the highest-share player (Fire TV at roughly a quarter to over a third of US units) controls the promotion economy for every app on it.