I've been watching that very trendline, but I'm not sure it matters at this point. The markets appear primed to make a "statement" -- that the bear is official dead. Blasting through this level makes it as clearly as anything.
there is a tiny ledge at 76,but the larger 49 begs for a pullback to 38-30 nip 1st,and the tl can't go unnoticed for a lightening of position if not a short