After a bit of late night tinkering (and a few painful V8 moments) I added in two very useful API calls that all Java-Script developer will immediately know:

setInterval, and

These calls allow you to set up functions to will execute after a certain amount of time, at the minute I’m using them to show user instructions when someone joins a world but they have a million and one uses!

Expect this in the v0.4 release :)