> provide a uniquely intimate glimpse of life in the past. This highlights the biggest difference. Many of the diaries of olden days were written as relatively

> provide a uniquely intimate glimpse of life in the past. This highlights the biggest difference. Many of the diaries of olden days were written as relatively accurate depictions of actual events. Facebook "diaries" however are the exact opposite. They describe the life that person wished they had. While you may be able to extract useful information about society overall from this data 100 years from now, it will certainly not say much about an individual's life and those intimate glimpses you would expect.