She supposed she'd overestimated the bonding time she'd had with the TARDIS in the years since the Doctor'd gone. Or maybe she'd only underestimated all the calculations he had to make, and the TARDIS couldn't compensate any more than she already was. Whatever the reason, she'd have to learn to fly in a reasonably straight line before she could even attempt to help anyone.
And now the TARDIS wouldn't re-engage. Brilliant.
Rose sighed, as she peered out through the TARDIS doors. "The least he could've done was give me...a GPS or somethin'."