in 2007, but this has many detractors and has not been fully accepted in the
community. ([Libraries for R6RS](http://www.r6rs.org/final/html/r6rs-lib/r6rs-lib.html))
in 2007, but this has many detractors and has not been fully accepted in the
community. ([Libraries for R6RS](http://www.r6rs.org/final/html/r6rs-lib/r6rs-lib.html))