Scheme is the only PL I know that has an explicit #f value. CL, for all intents and purposes, treats nil as False... but some find the conflation of nil and th

Scheme is the only PL I know that has an explicit #f value. CL, for all intents and purposes, treats nil as False... but some find the conflation of nil and the empty list runs into the same issue when operating on s-exprs. CL-USER> (if '() 1 0) 0 vs scheme> (if '() 1 0) 1