There is a workaround: http://popey.com/blog/2010/02/25/proxies-in-the-way-of-testing/ describes a (complicated, but doable) way of using a proxy with the Music Store.
There is a workaround: http:// popey.com/ blog/2010/ 02/25/proxies- in-the- way-of- testing/ describes a (complicated, but doable) way of using a proxy with the Music Store.