Requires installation (your dwelling becomes your "enclosure" or at least part of it) and is quite expensive (you need multiple drivers and very many watts to push them). For most people, it is simply neither necessary nor cost-effective compared to professionally-designed traditional enclosures. If you own your own home and like to build, tweak, design and have the money, you would probably find such a project very satisfying.

bibere usque ad hilaritatem