using `asciiCI` regresses performance terribly, nearly doubling runtime and significantly increasing code size. Didn't look into why. ``` -rw-r--r-- 1 ben ben 2.2M Apr 6 13:48 Text/HTML/Parser.o $ ./Benchmark "length/mine Text" +RTS -t -rticky benchmarking length/mine Text time 84.76 ms (82.53 ms .. 87.48 ms) 0.998 R² (0.993 R² .. 1.000 R²) mean 88.22 ms (86.39 ms .. 91.87 ms) std dev 4.142 ms (2.397 ms .. 6.218 ms) <<ghc: 12785825784 bytes, 24417 GCs, 4386215/4663584 avg/max bytes residency (72 samples), 17M in use, 0.000 INIT (0.000 elapsed), 6.891 MUT (6.906 elapsed), 0.489 GC (0.488 elapsed) :ghc>> ```