`  == Re: Subdued commercial interests ==  Jim, thanks for your message on my talk page.  From my understanding of the Wikipedia guidelines for external links, links that merely point to a commercial site without any obvious informational value are discouraged.  Whether the other sites on the digital microfluidics article actually hide a commercial interest I do not know.  Perhaps it's an issue that you could bring up on the article's talk page, or even on the talk page of the External Links guideline itself, to provoke a general discussion.  Regards, ...   `