I'm also finding twitter4skype very unreliable, so I also have BRV's tweets saved in my rss feed reader. You can set when the reader updates. Click on the link and then subscribe to the feed, it will be in the feeds tab, next to the favorites (in internet explorer with vista).
http://twitter.com/statuses/user_timeline/16628216.rss
http://twitter.com/statuses/user_timeline/16628216.rss