It would be a non-issue if the indicators were physical buttons and in a natural place for your thumbs, on either side of the wheel. Having them on one side seems totally bizarre to me, even before you get into the whole fact that the car* allows like 2 full 360 turns lock to lock whilst you're trying to fumble around guessing which button you're pressing.
* The new S/X anyway, I have no reason to believe this won't be the same.
* The new S/X anyway, I have no reason to believe this won't be the same.