ebryn/twitter-titanium — comment on commit 170bd520e0de87115f0ba9d4ab9f423853ff745f
File: Resources/twitter.js line 30
By liminal:

Why the K? Why not just

if( ! (this instanceof Twitter) ){
return new Twitter(options);
}

Just curious. (I'm assuming you want to protect against calling Twitter as a function instead of a constructor)