has a simiar explanation to my understanding of the problem.

Here is a wonderful article that shines some light on many of the 4G LTE issues:

http://www.androidpolice.com/2011/12/19/this-is-why-your-verizon-galaxy-nexus-or-other-4g-lte-vzw-ph...

Verizon support may not be able to do much more than the simple suggestions until the larger issues are resolved.  I suspect the lower level support teams are not fully informed on the bigger problems anyways.