The developer license is for everyone
I have recently written a blog with steps by step instruction on how to get your FREE eval/developer license for Citrix XenApp.
Let me know if you guys are still having problems.
http://community.citrix.com/blogs/citrite/vishalg/2009/02/23/How+to+get+an+eval+or+a+developer+license+for+Citrix+XenApp
Thanks
Vishal