LAT in 90 seconds

– Bob Dylan’s XM radio show launch has been postponed until May, presumably to give him more time to learn how not to mumble.

– This week’s immigration-bill-protesting student walkouts were organized via a website called, you guessed it…

– There’s a late-night-television sleeping-pill ad war going on! Maybe insomniacs will be the last demographic that television reaches more effectively than the internet because of TV’s ability to target a particular time of day.