yea you prob could, as objects like that and rocks etc, usually get in their way, and they are quite boistrous and could injure themselves. in general they like caves/ pipes as retreats, but if your having more than one, it might be an idea to either put more in that their are plecs, or none at all, cause it will almost definately increase territorial disputes
worried abt the difference in temperaments. Notice that titanicus tend to be more meek compared to other pseudas. Have to do a little trial and error on that.
mine at the moment keeps hiding. only eats when the lights go out.
will have to go shopping for some serious DW in that case.