In just about any practical sense, 92L has straddled the line several times over the last 36, to maybe 48 hours, or so. Given that NHC likes persistence when they make a call, this fickle nature may have been enough to keep them conservative for a system so far out in the Atlantic, well-removed from any buoys, boats, and such.

The most recent "night vision" shortwave IR images have been suggesting that the llc has been getting much better defined, once again, and taken with a recent AMSU pass (see below) one could argue that the llc and MLC are pretty well linked up, and that sufficient convective banding has taken place.

But, once again... persistence. Must ... wait ... wait ...