Lay the ribs on the top rack of the grill (away from the coals, if you're using briquettes). Reduce gas heat to low, close lid, and leave undisturbed for 1 hour. Do not lift the lid at all. Brush ribs with barbecue sauce, and grill an additional 5 minutes.
You can store about 27 hours and 30 minutes of video on a 64gb memory card.
A: A BD-25 is a single layer disc and can hold up to 25 GB (Gigabytes) of data or HD/SD video. A BD-50 is a dual layer disc and can hold up to 50 GB of data or Video. For a BD-25, this translates into approximately 4 hours of HD video or 11 hours of SD video.