Beyond that, the app includes "multi-line caption editing, more streamlined photo uploading, speed improvements and infinite scroll, " according to our pals at TechCrunch.
It takes some obvious design cues from a certain very popular portable digital music player and sports two relatively large speakers flanking a multi-line LCD.
Those on multi-line accounts can still share their upgrades as long as it's within the same device category, but they won't have the option to transfer a hotspot or tablet upgrade.