diff --git a/lib/postgresql_interface.js b/lib/postgresql_interface.js
index 50e384b2..ec9c3030 100644
--- a/lib/postgresql_interface.js
+++ b/lib/postgresql_interface.js
@@ -13,10 +13,6 @@ var PG_ERRORS = {
 var conString = null;
 
 function rollback(client, done) {
-  //terminating a client connection will
-  //automatically rollback any uncommitted transactions
-  //so while it's not technically mandatory to call
-  //ROLLBACK it is cleaner and more correct
   logger.warn('Rolling back transaction.');
   client.query('ROLLBACK', function(err) {
     return done(err);
@@ -263,10 +259,3 @@ exports.fillCartridges =
   client.query(query, [cartridge1, cartridge2, fingerprint], cb);
 };
 */
-
-var tx = {fiat: 100, satoshis: 10090000};
-exports.init('psql://lamassu:lamassu@localhost/lamassu');
-billsAndTxs('5ef9c631-d948-4f0f-bf22-d2a563f5cd26', 'USD', 'AB:9C:09:AA:7B:48:51:9A:0E:13:59:4E:5E:69:D0:74:E5:0F:4A:66',
-  function(err, result) { console.dir(err); console.dir(result);
-    console.dir(computeSendAmount(tx, result));
-  });