"If there are no TechCrunch writers registered then clearly Mr Arrington is deliberately boycotting the conference and that means he is also likely to be adding

"If there are no TechCrunch writers registered then clearly Mr Arrington is deliberately boycotting the conference and that means he is also likely to be adding to his Enemies List, the companies and people that have supported Launch. This means people such as Dave McClure, Chris Sacca, Kevin Rose, George Zachery and others, are on that list. " ---- That's quite a bit to infer and assert. There are too many other possible explanations for the most damning to rise to the top so easily.