About 10% of cases are related to inherited genetic risk; women with mutations in the genes BRCA1 or BRCA2 have about a 50% chance of developing the disease. The most common type of ovarian cancer, comprising more than 95% of cases, is ovarian carcinoma.
A 512KB SDcard or flash memory stick can hold a bit less than three TV episodes (or one hour-long episode and some funny adverts, I suppose), or about 350 photos or 102 songs, which means about 10 CDs. A 1GB SDcard or flash memory device can hold twice that, and, of course, a 2GB device can hold twice that again. In other words, if you were to pony up for the 2GB device, you could store eleven 30 minute TV shows (or a couple of feature length movies), over 1300 photos, or 400 songs (aka 35-40 CDs).
According to Major Nelson, any USB flash drive over 1GB can be configured for use, with up to 16GB per device and two devices per system. He also announced that Microsoft will be partnering with SanDisk to create Xbox 360 branded USB flash drives that will come pre-configured for use right out of the box.