I think if you run for POTUS, you're explicitly acknowledging that there will be constant public criticism etc. and that you do accept those as part of the job.

I think if you run for POTUS, you're explicitly acknowledging that there will be constant public criticism etc. and that you do accept those as part of the job. You can't say "X is fit to be (effective) Leader of the Free World but can't deal with their own Twitter account" (which is, by their own doing, extremely controversial.)