Right on the heels of LinkedIn announcing that it would be canceling the LinkedIn Answers service as of January 31st, Quora, the alternative Question & Answer service, has announced some major improvements and developments. Namely, Quora users will now have full blogging capability within Quora.

Tumblr, the microblogging social network, has released version 3.2 for iPhone that has been competely redesigned for iOS, making it faster, smoother and more responsive. The upgrade was announced in their blog post today. Among the improvements are:

 - Completely redesigned dashboard, providing larger photos and faster post loading.

 - New notification previews, letting users know exactly which posts were liked, reblogged or replied to.

 - New blog screens with with blog portraits and descriptions.

Tumblr, the microblogging social network, has released an update to their mobile app which presents Tumblr users with an all-new look. According to Tumblr's corporate blog, the mobile blog is now, "completely redesigned for faster browsing, cleaner reading, and easier sharing."

This update includes:

It started with LinkedIn. Instagram was next. This week's victim is Tumblr. In a not-too-surprising development, it was discovered that Tumblr users can no longer see their Twitter connections within Tumblr for the purpose of connecting to them within Tumblr.