Moreover, modern versions of these bottles are BPA - free so you don't start worrying about some possible chemical components. (babygearspecialist.com)
Don't start worrying about the game being pushed back due to this. (gonintendo.com)
If the communication has been regular (once a day for example) don't start worrying when it's been more than 24 hours since they sent you anything. (eharmony.co.uk)