I’m going off of memory but I believe the original LS50s have a bump around 12k that could be bright to those under the age of say 35.
KEF LS50 Meta
This is exciting.
https://www.soundstageglobal.com/index.php/blogging-on-audio/926-kefs-classic-gets-updated-introducing-the-ls50-meta-and-its-new-killer-feature
$1500 same size as original LS50.
https://www.soundstageglobal.com/index.php/blogging-on-audio/926-kefs-classic-gets-updated-introducing-the-ls50-meta-and-its-new-killer-feature
$1500 same size as original LS50.