sites like "wii-modchips.com" will sell you a modchip that you can solder onto your Wii's motherboard (if you're brave enough) and allow you to play free ROMs of classic Nintendo games on the Virtual Console, watch DVDs, and more.
The move suggests more integration could be on the way, or it could be dropped just as quickly as Nintendo gave up on Gamecube and Game Boy Advance integration after including the feature in just a few titles.