Come on, that is not reasonable to ask him what his profit margin is. I don't see anyone challenging A-EON or ACube on what they are purchasing their hardware and software/support for.
A-EON and ACube aren't slapping a sticker on someone else's product and selling it.
If Barry is going to act outraged when someone claims that he is ripping people off with a ridiculous markup for putting a sticker on a product, he should be more than happy to prove them wrong.
The problem is that Barry actually is ripping people off with a ridiculous markup for putting a sticker on a product.