BTW, before you think Echoes Act 2 and Silent Way are the same, they kind of are but kind of aren't. Sandman can store or create sound effects that activate in which he can create multiple, Koichi can only activate one sound effect at a time.
To be honest with you, the Golden Ratio is quite a big bi standard, simply because when we try to find things we'll find more of it, I forgot what it is called but it's a psychological thing that happens normally.