A year has passed, and we all know that Jolla has set Open Sourcing of Sailfish OS as their goal already before that time. Let's check where Jolla stands with OSS after a year:
UPDATE, February 3, 2015: Sailfish OS is currently a non-OSS operating system, and earlier mentioned goal towards Open Source is, at this point, missing
UPDATE, February 3, 2015: Sailfish OS is currently a non-OSS operating system, and earlier mentioned goal towards Open Source is, at this point, missing