Latter-day Dylan is infix with a Scheme-y macro system: https://opendylan.org/books/dpg/macros.html https://opendylan.org/books/dpg/macros.html Cue arguments,

Latter-day Dylan is infix with a Scheme-y macro system: https://opendylan.org/books/dpg/macros.html https://opendylan.org/books/dpg/macros.html Cue arguments, I guess, about whether Scheme is a Lisp, whatever their standards say.