Picking up an Apple iPad or clamoring for Amazon's Kindle? You may as well get a DVD player, too, as their combined usefulness is on the clock.
The future of technology is integration, something Apple's iPhone and Google's Android products have a better grasp of than, say, Garmin's personal navigation devices or Acer's netbooks.
"Handsets aren't going to cannibalize televisions anytime soon, because users want a big-screen media-playback experience that can be accommodated in the home," says Ross Rubin, an analyst for NPD Group. "However, handsets may cannibalize Blu-ray players at some point because, as bandwidth improves and we see more media on demand and HDMI outputs or wireless features built into the phone, it could take on the functionality of a Roku device or Blu-ray player."