1. cut costs by a lot. they shouldn't be spending $2B per year 2. allow the apps to be used without a login - with the default view showing 'what is on now'. almost every member of my family has attempted to use twitter at some point and just been confused. 3. reformat all the explore pages into ordinary twitter streams 4. acquire nuzzel. their view of 'whats on now' is better than twitter's view 5. drop the video pa…
Let people pay $1/month to raise their limit to 280 characters per message. http://blog.zorinaq.com/revenue-idea-for-twitter-1-per-month... Imagine a heated discussion on Twitter... how many would pay $1/month to be able to communicate their points more clearly? Preemptive reply: no, nobody reads Twitter over SMS anymore.
Beyond that, using a card would force users to attach a real identity to their account, even if it's not public. A lot of people wouldn't like the idea of that.