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No, there is no need for that. You have to decide which situation you want to describe. If you have just one electron, free or in potential, there is no need to introduce self-action, because there is no experimental evidence for it, and it is also very difficult to make it exact and consistent with other things.

But if you have many electrons that interact, you can describe them effectively as one object, and then this composite object will always experience "self-interaction", due to mutual interaction of different electrons. For example, the current in the antenna feels radiation resistance, "self-force", and this can be explained as being due to mutual interaction between distinct electrons.
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