I wonder why he kept spreading out the times and not just bet it all in the same hour, wouldn't of made a difference in the end.
There's a whole ridiculous backstory around those bets. It's been told on these forums several times before, so I won't go into it again.
Here's one short telling of it:
https://bitcointalk.org/index.php?topic=242962.msg3804386#msg3804386Here's a much longer version, in the form of Just-Dice chat logs:
https://bitcointalk.org/index.php?topic=1136123.msg12063296#msg12063296Also wonder why he kept increasing his odds by a few percentages.
He had to increase the chance of winning as his bankroll increased to reduce the payout multiplier and keep his profit within the site limit.