Twumult.com

Interface

Create tabs to group people

Display my followers

Make follower name clickable

Link to the account page on twitter

Display avatar of follower

Zoom and focus on one user

Other

Create 'empty' interface screens with information how to fill them with followers

Integrate one tab with the normal timeline of twitter.

Design

Use more gradients

Build a more 'light/bright' interface

Make design customizable?

Features

Share tabs / groups with the public

Build lists of twitterers added to the most to groups on Twumult

Enable sending tweets from Twumult

Add filters using Twitter Search so only relevant tweets by certain users are displayed.

Filters

Only display tweets including a certain keyword

Exclude tweets from displaying when they contain a given keyword.

Hide replies except your own, include your replies to the selected user

Add Twitter timeline

Add Twitter reply's

Add Twitter DM's

Integrate with Mobypicture. Group the people you like from Mobypicture and see their latest three pictures.