Because people using a "normal Macbook" are already reporting problems - that's why I would hear some "confirmation".

"...
I have also had problems connecting to a joikuspot from my macbook. I have tried the light version and a trial version of the full version on my Nokia E71 phone. The phone has the latest operating system.

I keep getting similar error messages as above. There is no problem with connecting to an ad-hoc network but it says something like (problem with security certificate, or can't handle the compression.)
..."

Source: http://www.joiku.com/?action=message...w&title_id=715