The parent wasn't "spreading nonsense about serious medical problems [they] know nothing about," they were talking about the shoes in video and how they could p

The parent wasn't "spreading nonsense about serious medical problems [they] know nothing about," they were talking about the shoes in video and how they could perhaps be modified to be more comfortable or applicable to other shoe designs. Your medical issues sound serious and I'm sorry they cause you excruciating pain, but please don't assume people know of and/or were referencing your particular issues before you specified what those issues were.