Google poured billions into their search engine for two decades to make it better. Now that have a ridiculous amount of money and power, the search results get.... objectively worse. Which brings us to the elephant in the room: what are Google's motives behind this (clearly intentional) change?
Could something as innocent as training a new neural net or testing a buggy version of the algorithm on subsets of users. But it could also be as sinister as driving traffic to those in bed with Google, silencing opposition, or effectively whitewashing the entire internet...