2 weeks since install and receiving approximately half the advertised speeds.
These speeds are while plugged directly into the Verizon demarc (ONT RJ45 port).
No router in between the computer and Verizon demarc.
Tried multiple computers and multiple Cat 5E jumpers.
All testing computers meet minimum specs listed on Verizon site.
Here is the most powerful (and brand new) machine I've tested with:
https://pcpartpicker.com/list/wRpbgL
Here are today's test results:
http://www.speedtest.net/my-result/6487249847

The verizon speedtest always fails:

{edited for privacy}