Does anyone know the algorithm that governs who shows up up there? 👆

After months of number crunching this is what we've come up with so far.. 乂^‿^乂

I believe you mean "SpiteFlow" : Social Proximity-Informed Temporal Engagement Flow Algorithm -
"Optimized for spite. The more you hate to see someone in your comments/answers, the higher their flow rate. It’s basically liquid pettiness." 😉

It seemed to me that those are the most recent logins.

You'd be lucky. Random code generator, I think.

its just whatever they think is going to be most sensational

Butt kissers from largest butt to smallest butt