"There comes a time in a homeowners life that he realizes the importance of being able to play full high-definition content from his neighbor's house 5 doors down… wirelessly.

Never mind the fact that getting the needed 20mbit sustained wireless connection for HD inside of a single house is difficult. The prospect of playing Music, DVDs and even full resolution HDTV between houses is just too tempting.
"

You can read the rest of the story on how they did it over at the SnapStream Blog article Watch HDTV anywhere in the neighborhood (AKA: House to House wireless network for HDTV)

It's about two guys here at SnapStream and their adventures setting up cross-neighborhood wireless network so they could watch DVDs and HDTV (recorded with Beyond TV, natch) from each others houses.