Is this a purely formal similarity or a deliberate comment on the morbid streak often apparent in 1960's Minimalism?

It brings out the morbid streak in all of us, I'm afraid.

He's also got a fairly strong morbid streak, but he's too much of an ironist to take his own morbidity seriously.

I wondered if I myself might not have some morbid streak of the Morlock!

The answer, it turns out, owes nothing to a morbid streak; in fact, Scarry seems a resolutely cheerful person.

Not very transcendental, but fitting; people, including Mary, were always telling him that he had a morbid streak.

There must be a morbid streak in my nature.

The morbid streak that emerged around this time made a pop-culture sensation of Charles Addams.

But it is difficult for this film to mix the sugary unreality of a television show with such a clumsy and manipulative morbid streak.

This morbid streak is offset by a "keen logic and a deep sense of humour".