Algorithmic feeds make large "pile of all posts everywhere" social networks like Twitter and BlueSky viable IMO.
The mentioned "For You" feed for BlueSky appears to be a variation of LinkLonk's algorithm (by the same author), so how it works is partially known: https://linklonk.com/item/3292763817660940288
The mentioned "For You" feed for BlueSky appears to be a variation of LinkLonk's algorithm (by the same author), so how it works is partially known: https://linklonk.com/item/3292763817660940288