Mozilla can’t sustain so many services. Pocket is irrelevant now and parts of it are implemented directly in FireFox. They’ve decided to cut expenses and focus on the most important- FireFox.

But the way people save and consume content on the web has evolved, so we’re channeling our resources into projects that better match browsing habits today.

Soo… nobody needed that tool any more? Did they ever though?

Mozillas statement:
https://blog.mozilla.org/en/mozilla/building-whats-next/