"....My question is .... but rather other folks experiences who have tried this and do they feel they got substantial benefit from an extra half octave added to (almost) full range speakers to justify the expense, hassle and real estate taken up in the music room..."
In short....you betcha....a big-time audio performance improvement BUT only if done "right" as highlighted in the reposted article.
I have seen and heard too many subwoofers introduced that simply bloat , muddy, chuff and destroy the audio reproduction simply because they were a crap and crummy match to the 2-channel speakers primarily because they were indeed cheaply built kit .... full stop.
In short....you betcha....a big-time audio performance improvement BUT only if done "right" as highlighted in the reposted article.
I have seen and heard too many subwoofers introduced that simply bloat , muddy, chuff and destroy the audio reproduction simply because they were a crap and crummy match to the 2-channel speakers primarily because they were indeed cheaply built kit .... full stop.