So, I know this is quite picky, but when your job is to notice these things, I feel the need to post about them. I tend to use iCal because it’s simple and gets the job done. Yeah it doesn’t integrate with stuff but I don’t care. My company is so small that it’s not that hard to ask anyone what they schedule is like. Just turn around and start talking.
Back to the UI thing. I know it’s standard for Apple UIs to center the application’s name in the main titlebar of its window (think iPhoto, iCal, iMovie, iWhatever). But in the case of iCal, wouldn’t it make sense to just append the currently viewed month to the name of the app in the titlebar? If you did, you’d avoid the odd centering issue shown here: