Would the following phrase be considered positive or negative?

has stepped into the mainstream of filmmaking with an assurance worthy of international acclaim and with every cinematic tool well under his control -- driven by a natural sense for what works on screen

positive

Would the following phrase be considered positive or negative?

everything is off .

negative

Would the following phrase be considered positive or negative?

exceedingly dull

negative

Would the following phrase be considered positive or negative?

that bears more than a whiff of exploitation , despite iwai 's vaunted empathy
negative