Call them what you like, these could save lives but until mass produced, they are very expensive. Would these be a better way to go than building new tsunami wall for billions of dollars?

Call them what you like, these could save lives but until mass produced, they are very expensive. Would these be a better way to go than building new tsunami wall for billions of dollars?
In its ongoing effort to create the perfect map of the world at ground level, Google took a trek into the Grand Canyon this week. Although this is part of its Google Maps Street View project, there are of course no streets in the national park.
I’m going for it, but I do have a concern about the 5 day soak in the buttermilk. That seems 2 or 3 days over the top with raw chicken.
http://josotherblog.comluv.com/tag/google-staff-recipe-for-buttermilk-chicken/