Colour scheme:
Über Default Midnight Blue Purple Pink Green

Mode:
Normal phone Touch Screen Touch Screen Big Icons PC/Laptop Text only Work Safe

Tweets Per Page:
5 Tweets Per Page 10 Tweets Per Page 20 Tweets Per Page 30 Tweets Per Page 40 Tweets Per Page 50 Tweets Per Page 100 Tweets Per Page 150 Tweets Per Page 200 Tweets Per Page

Emoticons - show :-) as images
ON OFF

External links go:
direct via GWT
Google Web Transcoder (GWT) converts third-party sites into small, speedy pages suitable for older phones and people with less bandwidth.

Attempt to reverse the conversation thread view.

Show the timestamp 19:14 instead of 25 sec ago

Hide inline media (eg TwitPic thumbnails)

The time in UTC is currently 19:14, by using an offset of we display the time as 19:14.
It is worth adjusting this value if the time appears to be wrong.