It's not rocket science...but it could be science in that your theories are just that...theories, not fact

Is it possible...just maybe a little possible...that at the time of the listing he wasn't sure what he had? And is it possible...just maybe a little possible...that he still isn't 100% sure?
If you look at the date of the Big Book entry, it is the very latest addition. Is it possible he actually submitted those pictures to the Big Book after his eBay listing? Is it possible that someone stole his pictures and submitted it themselves?
His motivation might not be spawned from the devil FFS.