While the Pixel 6 ushered in three years of major Android OS version updates and an additional two for security patches, that’s still nowhere near the longevity of the iPhone. Google hopes to change that on the Pixel 8 and 8 Pro with noticeably more OS updates.
How about they give my pixel 3 more updates, it’s more than capable of running the current version of Android
It’s the same reason nobody should ever trust Google’s AdWord account specialists. They aren’t trying to help you, they just want your money.