Alex Barnett: So why do I think 2006 is going to be a big year for OPML? Seven reasons I can think of:
http://blogs.msdn.com/alexbarn/archive/2005/10/18/482515.aspx
Randy: I think this will all depend on momentum. Back in 2003-4, people kept finding new ways of using RSS; weather, news, search results. Will the sample happen to OPML? It already is, rssWeather.com maintains it's list of RSS feeds in an OPML hierarchy. Gada.be enables subscription to its aggregated services thru an OPML file. More and more aggregators are announcing import and export of RSS reading lists in OPML format.