A lot has shifted, but venture-capital aspirations and royalty rates remain as lofty as ever. : At the end of last year, 8tracks CEO David Porter announced that the popular music-streaming service was shutting down. Citing heavy competition and a lack of funding, the company would be folding after, as he calculated in a blog post, 137 months. The surprising announcement struck a chord with people who remember 8tracks’ launch in 2008, back when the MP3 reigned, and streaming media and recommendation algorithms barely existed.