According to a 2009 Congressional Research Service report on unconventional gas shales, directional drilling (sometimes referred to as horizontal drilling) allows for access beyond the area below the drill to both oil and gas reserves in locations inaccessible to conventional drilling, including to difficult to reach offshore reserves.
Cutting out the sometimes distracting glare of glossy displays, the matte screen is still sufficiently bright and horizontal viewing angles continue to be better than vertical ones.