 The specific mechanics of silencing—along with the underlying theory that best explains the phenomena—is subject to much dispute in the literature, and numerous accounts with different essential features have been offered (see Langton (1993); Langton and West (1999); Hornsby (1994); Hornsby and Langton (1998); Maitra (2009); McGowan (2004, 2009, 2014); Mikolla (2011; 2019), among others).