Inventor who pioneered the cassette tape dies aged 94

Structural engineer Lou Ottens holding an audio cassette poses for a photo in 1988 (Philips/AP)

Lou Ottens, the Dutch inventor of the cassette tape, the medium of choice for millions of bedroom mix tapes, has died, said Philips, the company where he also helped develop the compact disc.

Mr Ottens died on Saturday at age 94, Philips confirmed.