Computerised record of a turbulent life? (4)

I believe the answer is:

file

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'computerised record of a' is the definition.
I can't tell whether this definition defines the answer.

'turbulent life?' is the wordplay.
'turbulent' indicates anagramming the letters.
'life' with letters rearranged gives 'FILE'.

Can you help me to learn more?

(Other definitions for file that I've seen before include "Folder; rasp" , "Dossier; line of people" , "Smoothing tool; organised data" , "Line of people, one behind the other" , "Dosssier" .)

I've seen this clue in the Evening Standard.

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