Traditionally, white tie attire for women stipulates that a ball gown which exposes decolletage must be worn. Evening length gloves are also required depending on the event, and tiaras may be worn by married women only. In a modern context, white tie for women requires a ball gown.
The formal dress code is located somewhere between cocktail and black tie. For the ladies this dress code requires a short or long formal dress, a pantsuit, or dressy separates. For men, a dark suit, white shirt, and conservative tie is appropriate. Men can opt to wear a tuxedo if they wish, as the formal dress code is really another way to describe black tie optional.
Its a personal choice- some people love to look at books, some people love to look at screens. I think images can be easily forgotten when they reside on a digital device. Yes at first you’ll look at them constantly; you’ll share them on social media, text them to loved ones, email them to those who were too far away to join you in celebration. But after a few years, they often end up lost amongst the hundreds and thousands of other images we accrue on a daily basis.