setPosition without index is needed for creating NPC.
PropertyChangeListener instead of Observer.
More reasonable speed, lol.
Now randomizing side when spawning NPC.
PropertyChangeListener instead of Observer.
Listening to analyzers beats.
Analyzer can now add propertyChangeListeners.
Analyzer should be in frequency-mode.
Refactoring analyze-code.
Genre Happy Hardcore can now also have beats, woop!
Need to fine-tune these tho, lol.