How are they? Decidedly mixed.
While most have reported a shorter loading time than even the post-firmware update HD-A1, a few have had lockups and glitches. While not everyone has been able to get their hands on Blu-ray movies yet, many are reporting a surprisingly poor visual display from former DVD reference star The Fifth Element. Some have even gone as far as to state that Sony's strategy of using MPEG-2 and uncompressed PCM audio on single-layer Blu-ray discs may have required too much video compression, resulting in early releases that don't match the sharpness of VC-1 encoded movies available on HD DVD. Alternatively, kudos have been given for the uncompressed audio, compared to the DD+ 5.1 tracks on HD DVD releases so far,
Meanwhile, most of the world waits until next week (or September, when Pioneer and Sony release their Blu-ray players which reports suggest will have superior hardware), to form their own opinion. If you see any we've missed let us know so we can add them, or if you have one already
Read - Hands-on BD-P1000 First Impressions @ The Man Room
Read - Samsung Blu-ray BD-P1000 First End User Reports @ AVS Forum
Read - Samsung BD-P1000: Blu-ray hands on @ CNet