Any item within approximately three feet will likely be drawn in. Newborns do not sleep quietly. They gasp, groan, and make all manner of noise. Many hospitals offer classes in infant CPR that can give new parents the confidence they need. Be cautious of baby powder.
Exuberant application can cause it to be drawn into the air intake.
A couple should talk over the psychological and physical advantages and disadvantages of each method. Remember, the issue is not just the baby's benefit, but the parent's needs as well. Happy parents make the healthiest children. Feeding is a time of bonding and of validation for the child. Validating means sending a physical message that the world is a safe place, you are loved, and you are special.