Digital root number is the number mod 11 (Ɛ), for example, 1972 is 1 + 9 + 7 + 2 = 19 = 17 which is 1 + 7 = 8, while in decimal the root of the same number (3110) is 5; and in base 16 a digital root of a number is the number mod 15 (0xF), for example, 0x7DF is 7 + 13 + 15 = 35 = 0x23 which is 2 + 3 = 5, while in decimal the root of the same number (2015) is 8. Digital roots form an important mechanic in the visual novel adventure
The Root chorus "feeds back into itself over and over again, turning from a hook into a mantra into a gospel affirmation". In the promotional EPK for "Voodoo", D'Angelo discussed the therapeutic nature of recording "The Root", stating "It was kinda therapeutic for me to do this song. It kinda help me get over, because I'm so pathetic in the song. You know what I mean? That's what 'The Root' is. She got it on me. And I'm just fucked up. It was good for me to get over that. It was hard for me sometimes to do that song. To record