With Starbucks and McDonalds now offering free Wi-Fi, more than 50% of Wi-Fi hot-spots are now free. 

http://techflash.com/seattle/2010/08/report_free_wi-fi_hotspots_outnumber_paid_hotspots_in_the_us.html?ana=e_pft

Hackers say iPad still has security holes.

The group that exposed AT&T Inc. security problems with iPads last week said on Monday that there is another potential problem with Apple Inc.'s popular tablet devices

Goatse Security said in a blog post that there is a weakness in the iPad's Safari Internet browser that a hacker could use to take control of the device.

If you are able to successfully connect an Exchange account on your phone, but your email and contacts are not syncing with your device, your company may have a security policy that prevents syncing.