The Finder status bar offered a quick reference to how many files/folders existed in the current directory along with your harddrive's available space.
Finder, without the status bar:
Finder, with the status bar:
It turns out that rather than removing it, Apple simply defaulted it to hidden (at least since 10.8).
When Finder is focused, simply go to
View > Show Status Bar. Or if you plan on toggling the status bar on/off, simply hit
command + / to quickly show or hide the status bar.