I truly have no idea what is going on in 17a One badger occupying earth when put back in wild state (8) - DELERIUM - I think MUD might be earth but as for the rest....?
Quite agree with your opening remarks about this weeks "masterpiece"
Anyway, I am still struggling, any help please with these-
9d Weirdos, perhaps, absorbed by Yvette's centre parting (12)
15d Protest about short audition for leading lady (9)