I've just had 4 hours sleep, at
But.... 30 hours of work, with only a 1½ hour food break in the middle is not the best way to go.
My one consolation over the entire incident (apart from the fact that the two people I did the 30 hour stint with are top quality blokes) will be the overtime and call-out claim I will be making when I get back to the office on Tuesday afternoon! :o)