Different file formats are different! For all kinds of reasons!
A few months back, I had to import some Excel files into a database. In this process I learned so much about the delightfully unique way Excel stores dates & times!
The basic datetime will be a decimal number, like
43324.909907407404. The number before the decimal is the day, the number afterwards is the time. So far, so good - this is pretty common for computers. The date is
"Infrastructure as code" should mean I get to write it from Jupyter and experiment https://github.com/ansible/ansible-jupyter-kernel
"You are your Metadata: Identification and Obfuscation of Social Media Users using Metadata Information" https://www.ucl.ac.uk/~ucfamus/papers/icwsm18.pdf