Robert Collins has voted -0. Status is now: Semi-approved Comment: I'm with aaron here, we dont use many random bytes in bzr anymore, so rand_chars should not be a performance problem at all: did it show up in profiling? For details, see: http://bundlebuggy.aaronbentley.com/request/%3C45F448B2.5070901%40hlabs.spb.ru%3E