I think that almost definition implies you didn't post anything that disqualifies you. It's probably really easy to circumvent too if you're committed to (e.g., deactivate your account)
> In the case of an
applicant who has used any of the social media platforms listed on the visa application in the
preceding five years, the associated social media identifier would be required on the visa
application form.
They thought of that. https://travel.state.gov/content/dam/visas/Enhanced%20Vettin...
> In the case of an applicant who has used any of the social media platforms listed on the visa application in the preceding five years, the associated social media identifier would be required on the visa application form.