[europeanguy]

> Seconds are close to heartbeats which has some psychological nicities

Ah yes, reminds me of the argument feet are better because it's a more human measure than meters (cf surely you're joking Mr Feynman)

[hyperman1]

Very true, of course. People used feet and heartbeats because that was the only thing available. Even so, we need something in that timescale, and millidays are way too fast for a human to count. Feel free to suggest something better, as I have no idea.