Issue #3493911 by plopesc, catch, kristiaanvandeneynde, berdir, fabianx: Add a CachedPlaceholderStrategy to optimize render cache hits and reduce layout shift from big pipe
Issue #3493911 by plopesc, catch, kristiaanvandeneynde, berdir, fabianx: Add a CachedPlaceholderStrategy to optimize render cache hits and reduce layout shift from big pipe
