Quote Originally Posted by JunseiKei View Post
That's not what PTRs are for. They are for bug testing, which can arguably be done in Early Access. What you're talking about is having creative input on what the developer team is making.
No, PTRs are not only for bug testing but player feedback on content. If your testers are all saying "X isn't really working/isn't enjoyable for Y reasons/could really use Z/etc" then that can be taken into account for changes prior to release.