http://idg.net.nz/news.nsf/UNID/CA2B98B8ABC54F3CCC256EFC00289B21?OpenDocument

Chris Auld, managing director of mobility software specialist Kognition, spoke to Computerworld earlier this month about Backdoor.Bardor.A, the first Windows CE Trojan. He says it wasn't a serious threat, but was a harbinger of more serious mobile worms and viruses that would come once virus writers started looking "outside the box".