Resolving PlayBook Wifi Issues

So I received my spanking new, beautiful PlayBook yesterday and after playing with it for a while, I noticed some really bad wi-fi drop-outs.
i.e., the wireless network would show as connected but nothing would work… the browser wouldn’t load, App World would complain and pings would fail. The only way you can get it to work again is to turn the wi-fi off and back on again.
The operating system I have had this issue on is the latest as of this post (