Bruxism the phrase "wailing and gnashing of teeth" is used to describe the fate of sinners in hell (). In David Lynch's 1977 film "Eraserhead", Henry Spencer's partner ("Mary X") is shown tossing and turning in her sleep, and snapping her jaws together violently and noisily, depicting sleep bruxism. In Stephen King's 1988 novel "The Tommyknockers", the sister of central character Bobbi Anderson also had bruxism. In the 2000 film "Requiem for a Dream", the character of Sara Goldfarb (Ellen Burstyn) begins taking an amphetamine-based diet pill and develops bruxism. In the 2005 film "Beowulf & Grendel", a modern reworking of
Grinding (gaming) in-game aspect which requires the player to engage in grinding. Grinding has led to some players programming scripts, bots, macros and other automation tools to perform the repetitive tasks. This is usually considered a form of hacking or an exploit by the game's developers, and will often times resort in a ban. Due to the controversial subject of grinding, this act is sometimes, but not always, frowned upon in the gaming community. Several answers have been suggested for the question of why players grind. A major motivating factor is the players' desire to pursue what appears to be the game's