Created attachment 107219 [details] Test case This is continuation of 64546 https://bugs.webkit.org/show_bug.cgi?id=64546 Test case requires about 2400 ms to load.
Add line border-collapse: collapse; to make it searchable.
This test case is still slower than other browsers: *** Safari 16.1 *** done: 14077 *** Safari Technology Preview 156 *** done: 12881 *** Chrome Canary 109 *** done: 2439 *** Firefox Nightly 108 *** done: 370