People love all that data!
Here's how (anyone) can copy from your phone (or other device)
http://www.cellebrite.com/
" It performs physical, logical, file system and password extraction of all data (even if deleted) from the widest range of devices including legacy and feature phones, smartphones, portable GPS devices, tablets and phones manufactured with Chinese chipsets."
[...]
"Physical extraction, decoding and analysis of invaluable data  Call history, SMS messages, contacts, calendar, email, chat, media files, geo tags, passwords, location information (WiFi, cell tower and navigation applications) GPS fixes etc."
The link analysis operates on a 'rich data set'.