I haven't seen any evidence that extensions matter one way or the other. Backlinks/keywords/content play much larger roles. You're right about the user part. H

I haven't seen any evidence that extensions matter one way or the other. Backlinks/keywords/content play much larger roles. You're right about the user part. However, Twitvid could end up like Twitter in that the majority of people end up using it via 3rd party apps.