gistfile1.sh

#!/dis/sh
load std regex

drx = '[0-9][0-9][0-9][0-9]-[0-9][0-9]-[0-9][0-9]'
cfn = `{ls tw-days|sort -r|sed 1q}
dn = `{basename $cfn .log}
echo -n > $cfn

sed -n (
	'/^! day changed, ' ^ $dn ^ '/,$ { s///g; s/$/\n/; p; }'
	'./#twitter_1337p337.log' ) |
	grep -v '^#' |
	uniq |
	fmt -l80 |
getlines {
	and {match '^! day changed, ' ^ $drx $line} {
		cfn = tw-days/ ^ ${re m $drx $line} ^ .log
		echo $line
	}
	echo $line >> $cfn
}