Most Australian children go online for the first time between the ages of 5 and 10 and quickly become Net regulars, “with two-thirds of children logging on from home at least twice a week and 43% doing so daily,” Australian IT reports, citing a new report from Nielsen/NetRatings. Nearly half of Australians 6-17 are online daily, the study also found. Older teens “are wedded to the world of Wikipedia, email and social networking, with 75% of those aged 15 to 17 going online daily for study and to chat with friends.” Adults with children are likely to be more Net-literate than those without, and parents have “a high level of trust” in the way their kids are managing their personal info online, according to Nielsen. On a recent visit to Oz, author and pundit Howard Rheingold had some thoughts for parents, recorded in the Sydney Morning Herald. And brace yourselves, fellow parents Down Under: video-sharing just got more convenient and local for your kids; YouTube launched its Australian site, Australian IT reports that YouTube just launched its Australian site.