Benchmark: running jc, mk for at least 3 CPU seconds...
        jc:  3 wallclock secs ( 3.14 usr +  0.00 sys =  3.14 CPU) @ 535.67/s (n=20522)
        mk:  4 wallclock secs ( 3.27 usr +  0.00 sys =  3.27 CPU) @ 14937.00/s (n=48844)
      Rate   jc   mk
jc  6536/s   -- -56%
mk 14937/s 129%   --