That may not even be the biggest flaw; using DateTime.Now as the timing mechanism for small benchmarks is pretty inaccurate because the resolution is rather poo

That may not even be the biggest flaw; using DateTime.Now as the timing mechanism for small benchmarks is pretty inaccurate because the resolution is rather poor. The recommended way is to use System.Diagnostics.Stopwatch, since that uses the CPU's built-in high-performance timer (HPET).