You’re waiting for that friend who’s always late, in total boredom. Then the inevitable call - she can’t make that play/concert/movie/black tie event. Oh no! But thanks to the miracle of Twitter, you can while away the minutes, or hours, waiting for your errant friend - and sell those tickets at a moments notice when she cancels. But with the dozens of Twitter clients available for your smartphone, which ones can hack the challenge? <br /><br />This week’s special guest Martha Lane Fox, the UK Digital Champion behind Race Online 2012 (http://www.raceonline2012.org) puts Tweedeck (http://www.tweetdeck.com/) to the test keeping her fans up to date, while Debs Anne tests Twitter with Gravity for Nokia ((http://mobileways.de/products/gravity/gravity/) to build up her network and stalk a Twitter cat. <br /><br />Lady Geek are presenting the Mobile App World Awards (http://www.mobileappsworld.net/awards/) on 19 October. In honour of this momentous occasion, Lady Geek are awarding one great app t