49ers owner viewed tape 5 months ago but didn't take action - The San Francisco 49ers' humiliation over their sex-drenched "training" video was a public-relations disaster that the team had plenty of time to see coming. But, coincidentally or not, it wasn't until the time that a "Deep Throat" mailed the explosive tape to The Chronicle and the San Francisco mayor's office -- and threatened to send it along to the National Football League -- that the team got off the dime. Five long months passed from when owner John York saw a piece of the video until the day...