Benchmark: running BufferedFileHandle, chunk, linebyline, each for at least 3 CPU seconds...
BufferedFileHandle:  4 wallclock secs ( 3.46 usr +  0.00 sys =  3.46 CPU) @ 386.13/s (n=1336)
     chunk:  4 wallclock secs ( 3.63 usr +  0.00 sys =  3.63 CPU) @ 310.19/s (n=1126)
linebyline:  4 wallclock secs ( 3.40 usr +  0.00 sys =  3.40 CPU) @ 434.71/s (n=1478)