I am curious about the senate committee choosing to single our Microsoft and HP in their attach, when there is ample evidence to suggest that so many other well known companies are engaging in similar practices. In 5 minutes, I came up with articles from major papers documenting 3 of the biggest companies in the US using similar practices...

http://www.nytimes.com/2012/04/29/business/apples-tax-strate... http://www.bloomberg.com/news/2010-10-21/google-2-4-rate-sho... http://www.guardian.co.uk/technology/2012/apr/04/amazon-tax-...