Practical or not, when you make something yourself for your it adds a layer of engagement with your environment, interactivity with your own interior spaces. These do-it-yourself speakers may not be functional but they sure are funky.
The idea here by Jocko Chan is simple: as the bamboo grows, so does the quality of your sound system – piped up through the stalks and into the room. In reality, bigger is not always better and organic means unpredictable – not a good thing to tell an audiophile.
As eco-friendly everyday design goes, though, it is hard to say with this is sustainable or foolhardy. Aside from the proximity of water to your power base, the acoustics of this scheme are also hard to fathom.