[xvector]

Why cloning? Gradual replacement seems the way to go.

If you transform rather than duplicate yourself, it doesn't matter if you're still 'human'. What matters is that you're alive and conscious.

[p1esk]

It seems the consensus in this subthread is that gradual replacement involves a potentially unsolvable philosophical problem, unlike cloning. How can you be sure you remain you during gradual replacement, and don't turn into some kind of a philosophical zombie?