Video of the blaze
The above two videos are courtesy of Eric Kurta, the Wiley Coyote.
The third video from a different angle was shot by GodfatherEnt
Related: Hoboken Patch has a detailed report on the scene with Hoboken resident reporter Katie Colaneri:
http://hoboken.patch.com/articles/building-evacuated-after-three-alarm-fire-on-washington-street