is magic real or not?

perhaps the most controversial and challenging questions in homestuck. i propose that it is real for those who believe in it, and fake for those who don't, but that those who don't believe in it cannot stop it being real for someone else, and that someone else can still use magic on the one who doesn't believe in it so long as they themselves believe in it.

excited to see bundles of evidence that I'm wrong. together we can figure out the answer to this ancient riddle