apart from podcasting, videoblogging / video podcasting was growing in 2004-2005 and will get even bigger in 2006, especially after the release of sony's psp & the video ipod. $1.99 itunes downloads for tv episodes will be more and more popular. even tivo is doing trials atm with (internet based) videoblogs to tivo. http://research.tivo.com/rocketboom/
archive.org (& perhaps google video if they decide to make it more videoblog friendly) providing free storage for videoblog movies & creative content has meant everyday users no longer have to worry about the costs involved in website hosting & data throughput /traffic.
http://braintrustdv.com/roundtables/ipod.html#Anchor-34275 has some interesting points of view from media analysts.
when holographic data storage becomes widely used in consumer devices (eg psp/ipod or future flavours) data storage worries are out the window. these are due for professional gear in 2006 (broadcasters have been testing with hdtv off holographic data storage this year)