Benchmark: timing 1000 iterations of file_slurp, read...
file_slurp:  1 wallclock secs ( 0.43 usr +  0.31 sys =  0.74 CPU) @ 1351.35/s (n=1000)
      read:  6 wallclock secs ( 4.88 usr +  0.44 sys =  5.32 CPU) @ 187.97/s (n=1000)

             Rate       read file_slurp
read        192/s         --       -86%
file_slurp 1333/s       595%         --