Benchmarking 10 values 
        Rate sort orig grep
sort 34448/s   -- -11% -53%
orig 38503/s  12%   -- -47%
grep 72551/s 111%  88%   --
Benchmarking 1000 values
      Rate sort orig grep
sort 162/s   -- -57% -62% 
orig 381/s 135%   -- -11%
grep 427/s 164%  12%   --
Benchmarking 1000000 values
            (warning: too few iterations for a reliable count)
            (warning: too few iterations for a reliable count)
            (warning: too few iterations for a reliable count)
     s/iter sort orig grep
sort   31.2   -- -83% -85%
orig   5.18 502%   -- -10%
grep   4.67 567%  11%   --