I noticed that the snippet in the previous post doesn’t work correctly on Mono, because their implementation of Environment.TickCount is erroneous. The MS .NET implementation says that Environment.TickCount returns A 32-bit signed integer containing the amount of time in milliseconds that has passed since the last time the computer was started. but in the Mono mailing list they told me that Mono’s implementation returns basically the same thing as DateTime.Ticks so… not the thing I needed