I couldn't figure out how textures load, so I had the code return null, and it triggered a weird all-grey texture mode:

Well, I fulfilled this guy's wish.
And then I somehow got it to render random textures:

Edit: more:
Every texture is replaced by a 2x2 blue, white, transparent, and blue texture.

Textures only loaded from an external .zip of Faithful pack for PE:

Every texture loaded:






















