Not sure what you&#x27;d count as &quot;largely,&quot; but this shows about a third of the funding for US public radio coming from individuals: <a href="http:&#x2F;&#x2F;www.npr.org&#x2F;about-npr&#x2F;178660742&#x2F;public-radio-finances" rel="nofollow">http:&#x2F;&#x2F;www.npr.org&#x2F;about-npr&#x2F;178660742&#x2F;public-radio-finances</a><p>And unfortunately, the messages they run to acknowledge corporate and foundation sponsors get more and more ad-like with each passing year.