petdog

    ~ # cat over.c
    main () {
            int i = 0x00ffffff;
            while (i > 0) i--;
    }
    ~ # tcc over.c -o out
    ~ # time ./out
    real    0m 13.58s
    user    0m 13.57s
    sys     0m 0.01s

    arecord -f cd -c 2 | lame -b128 - - | netcat -u your-ip 6881 | mpg123 -

   arecord -f cd -c 2 | lame -b128 - - | netcat -u -l 6881 | mpg123 -

    In [24]: timeit ''.join(map(chr, ll))
    100000 loops, best of 3: 3.91 us per loop

    In [25]: timeit ''.join([chr(i) for i in ll])
    100000 loops, best of 3: 5.85 us per loop

    In [26]: timeit ''.join(chr(i) for i in ll)
    100000 loops, best of 3: 7.79 us per loop