Mark Watson (born February 27, 1984) is a YouTube tech reviewer who is known for his Soldier Knows Best channel. He is particularly known for his regular detailed tutorials and how-to videos concerning various tech products. Since its founding, his YouTube channel has amassed more than 750,000 total subscribers. One of his most popular videos, "The iPad: What Apple doesn't want you to know.", has garnered more than 6 million total views since its December 28, 2009 posting.