King's College, Cambridge has begun webcasting their sung services.
They also released this video, "King's College Choir announces major change," today:
From October 2013 King's College is providing regular recordings of
choral services in the Chapel. For the first time in 500 years, these
services are available on demand thanks to a new recording system. For
information about forthcoming services, see the Chapel services page.
They also released this video, "King's College Choir announces major change," today: