The average American or British living room with even a cheap surround system is going to run rings around anything in-ear or on-ear.

There's many reasons that people warn newbies not to mix or master on cans and to use speakers.

For people who care about going beyond stereo, budget is going to be a much larger problem for most folks than space or technical knowhow. And anybody who cares about going beyond stereo probably cares about quality.