Are your friends moving to a new chat app?
To start you in the right direction you can use the #4opens to judge if a tech project is worth supporting. Used well it gets rid of 90% of the #dotcons and the #NGO crap and weeds the #fashernistas to a manageable level. Pretty simple to do please post reviews on your blog with #review #4opens in the tags so we can aggregate the reviews http://hamishcampbell.com/index.php/projects/4opens/