Getting convection near the center, and has a tap of moisture from the deeper tropics.
Still image

Dry air around it, but the feature itself looks like it is moistening its surroundings.
GFS surface reflection most apparent in 72 hours, halfway between Greater Antilles and Bermuda before GFS starts shearing it into a frontal zone.

Canadian closes it off in about three days, before recurving it and turning it into a major post-tropical ('cause its Canadian) Atlantic storm.

Tropical

Post tropical
I think lack of time may be the only thing that may stop a sub-tropical cyclone from forming here