insomnia

 1#!/usr/bin/awk -f
 2
 3BEGIN {
 4	# Get current epoch by initializing the PRNG with it.
 5	srand()
 6	startup = srand()
 7}
 8
 9/\a$/ {
10	if ($1 <= startup)
11		$0 = substr($0, 0, length($0) - 1)
12}
13
14{
15	print
16	fflush()
17}