Benchmark: timing 500 iterations of CSV_Insert, Flatfile_Insert, Mysql_Insert...
CSV_Insert: 12 wallclock secs (11.30 usr +  0.16 sys = 11.46 CPU) @ 43.63/s (n=500)
Flatfile_Insert:  1 wallclock secs ( 1.00 usr +  0.10 sys =  1.10 CPU) @ 454.55/s (n=500)
Mysql_Insert: 59 wallclock secs (31.21 usr +  3.42 sys = 34.63 CPU) @ 14.44/s (n=500)