I met my old friend. When I ask him what you are working on now, here's his answer:
0 1 2 3 [4] 5 [6] 7 8 9
What is his job?
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Sign up to join this communityYour old friend is working on
FORENSICS, using science, perhaps numbers, to solve a crime.
We know this because of the digits 0 to 9,
FOUR 'N SIX are highlighted! (which sounds like our answer)
What about the other numbers?
Specifically, he's working with "digital forensics", since we are looking at a list of all digits, or 'digit all'.