Animate quickly and efficiently using code! - Lean Tween

I just found this awesome tween engine for Unity 3D and now I can't live without it!

The promo video:

Tutorial videos:

I even used this to do work I would usually use coroutines, such as disabling a game object after 2 seconds:

var seq = LeanTween.sequence();
seq.append(() => { gameObject.SetActive(false); });