Google says it will start downranking non-tablet apps in the Play Store

That's a good point. We'll see if they stick to it.

I wouldn't be surprised if the unsaid part is that they're focused more on productivity apps than social apps, but I could be wrong. Also wouldn't be surprised if Instagram doesn't care about getting downranked, given its brand and market awareness somewhat transcends the need to appear in top-apps lists.

Firefox too