mommy shouldn't try to become a directory for you~

[Gankra]

"cargo mommy i mean hello/there" will actually "work" in that we'll do some thing to the filesystem but uhhhh it shouldn't.

Might also be some other degenerate inputs we should reject.

[Gankra]

Oh also we should stop reading the args as Strings and instead use a proper OsString API to be as compatible as possible (even if the next command in the chain will just die on the input).