1: Not exactly UI-related, at least directly: Make the faucet register accounts as TITAN or at least provide the user with the choice, possibly defaulting to TITAN
2: Some visual indicator about whether my own account(s) is/are titan-enabled, and likewise whenever sending to another account a visual indicator of whether said account is also TITAN.
3: SOCKS5/HTTP Proxy support configurable in settings.
4: "Shareholders responsibilities" disclaimer, about voting, why it's important, and a link to a well written wiki page describing it further. Shown at startup with checkbox to not show again.