[Earwig]

It's painfully bad enough that I have to assume it will change before release.

[dmix]

It could very likely be a placeholder.

[selectodude]

I know Apple can be pretty staid but for a beta I am assuming (and hoping) that they're taking the piss on that.

[chipotle_coyote]

I suspect that even if it wasn't intended to be a placeholder, after the reaction that icon in particular has gotten across the internet, it's a placeholder now. :)