[pavlov]

Some people have tried this, even before computers were available to individuals.

Finnish composer, synthesizer inventor and futurologist Erkki Kurenniemi started recording his life in 1970 and continued until his death in 2017.

First he used audio cassettes and paper, then a video camcorder, and over the decades every form of digital recording available. Supposedly he also obsessively stored everyday items with which he had interacted.

His projection was that this mass of digital and physical data could be used to create a digital clone of him by the year 2048.

An article in Finnish about his lifelong recording:

https://www.hs.fi/kuukausiliite/art-2000005666158.html