Suppose a criminal defendant, Bob, claims he was not at a particular location at the time of the crime because he was at home soaking in the hot tub. He even left his mobile phone at home to establish its geographic location at that particular time and location to corroborate this claim.
The savvy detective, Dan, obtains digital evidence from the suspect's home smart meter, which tells a different story. There was no 220V power draw (consistent with the hot tub's heating element) within the previous 48 hours. While not damning evidence, this helps build a story contradicting the suspect's claims.
Detective Dan, upon first interviewing the suspect, asked for a variety of other details around his activities ...
