Quoted from V4Vendetta:Let's call a spade a spade. You are doing this for monetary reasons rather than for personal entertainment. Key lingo is "personal entertainment" so you can dodge some legal actions against you. If it's truly for personal entertainment, why not remove the watermark and share your design with the whole pinball community?
Of course he is as all you need to do is PM him and he'll sell them for 16€ per set. By constantly saying he doesn't sell them it keeps any legal actions being brought against him as well as avoids paying Robin for using his site. You would think he would at least donate to the site that he's using to promote his product!