Answer:
Prior to smartphones, people used this to record their lives.
Timid or weak people are said to not have these.
I am a piece of paper that takes most people 3 or 4 years to get. What am I?
What shoes should you wear when your basement is flooded?
Two year-old children who throw tantrums get this nickname. So did the tsar "Ivan."
Though not a plant, has leaves. Though not a beast, has spine. Though many wouldn't need this thing, It's more valuable than wine.