hmm, is there any use case for {...} . dict to treat the dictionary keys as x and the values as y?
@ngn playing around with it made me find another obscure segfault: {x,y}.1 2 3!(0 1;2 3;4 5). I think it only segfaults if the values of the dictionary are nested (1 2 3!4 5 6 doesn't crash)
