On Mon, Jun 02, 2014 at 09:53:17AM -0700, Alex Crichton wrote:
> So basically we have two conventions, but I'd be more in favor of
> `get` and `get_mut` returning `Option` and then implementing the
> `Index` traits when they exist for tuples as well (failing if out of
> bounds).

Agreed, this maps to Python (and maybe other languages too?) and I
always found it reasonable there.