There are few tech things I love more than my dear, sweet Blackberry (recent crashing issues notwithstanding), but one thing that comes close is Twitter. So what could be better than something which marries the two? In an attempt to do just that I downloaded Twitterberry the other day to test it as a client on my Blackberry. Unfortunately, I found it to be a great concept but poorly executed. It contrasts starkly with the fluid, effortless UI of the Blackberry. My chief complaint is that it’s too difficult to see updates from your friends when using Twitterberry. The screen defaults to an input screen where you can enter tweets,…