[thangngoc89]

Also broken for me:

Safari 18.0 (20619.1.26.31.6), macOS Sequoia 15.0

[tlb]

Me too. Thumbnails just appear black.

Safari 17.6 (19618.3.11.11.5), MacOS Sonoma 14.7.3 (23H417)

It works on Chrome on the same machine.

[alwillis]

Works fine on macOS Sequoia 15.4 with Safari 18.4.