> DVD-Audio remains a niche market, but some independent online labels offer a wider choice of titles.

Never seen one on sale online. SACDs on the other hand are available.

DVD-Audio vs SACD was one of those strange format wars where there was no winner arguably, both lost to MP3s and later music streaming. But SACD is making a comeback lately. I’m not sure if it will ever be as popular as vinyl but physical media is really having a revival. SACD being developed by Sony and Philips may have something to do with its longevity compared to DVD audio which was developed by an industry consortium, plus it has a much cooler logo