リスプ－１。

Whats your favorite Scheme standard nowadays, /prog/? Are you coding from a standard or implementation specific?

        1975 "Scheme: an interpreter for extended lambda calculus"
3 yrs   1978 RRS
     << 1984 SICP >>
7 yrs   1985 RRRS
1 yr    1986 R3RS
5 yrs   1991 R4RS
     << 1996 SICP 2nd E >>
7 yrs   1998 R5RS
     << 2001 HtDP >>
9 yrs   2007 R6RS
5 yrs   2012 R7RS-SmL-draft6

>>5
Could you elaborate on what mistakes of R5RS you mean? And what kinds of records would you prefer?

Personally I wanted to see a good pattern matching library instead of records to be default. What's with records, really? They don't look good in LISP.