Exorack, please correct me if I read your post wrong, but if you mean to talk with the developers, it would be a better idea to ask this question on the Spiral Knights forums, on the main website.
@Sano2
Why remove Constructs from Jigsaw Valley? In an area dominated by Gremlins, it would seem natural to have Constructs around, as their point of existence is to assist in the Gremlins' tasks.
@skippyjonjones Y'know, it's funny how the secret blocks live up to their name in 2 ways: How they are used, and the fact that only the owner of the World can use 'em.