diff --git a/brmbar3/brmbar/Currency.py b/brmbar3/brmbar/Currency.py
index 61d6a75..fba3059 100644
--- a/brmbar3/brmbar/Currency.py
+++ b/brmbar3/brmbar/Currency.py
@@ -67,57 +67,6 @@ class Currency:
 
         return (buy, sell)
 
-    def rates2(self, other):
-        # the original code for compare testing
-        res = self.db.execute_and_fetch(
-            "SELECT rate, rate_dir FROM exchange_rates WHERE target = %s AND source = %s AND valid_since <= NOW() ORDER BY valid_since DESC LIMIT 1",
-            [self.id, other.id],
-        )
-        if res is None:
-            raise NameError(
-                "Currency.rate(): Unknown conversion "
-                + other.name()
-                + " to "
-                + self.name()
-            )
-        buy_rate, buy_rate_dir = res
-        buy = buy_rate if buy_rate_dir == "target_to_source" else 1 / buy_rate
-
-        res = self.db.execute_and_fetch(
-            "SELECT rate, rate_dir FROM exchange_rates WHERE target = %s AND source = %s AND valid_since <= NOW() ORDER BY valid_since DESC LIMIT 1",
-            [other.id, self.id],
-        )
-        if res is None:
-            raise NameError(
-                "Currency.rate(): Unknown conversion "
-                + self.name()
-                + " to "
-                + other.name()
-            )
-        sell_rate, sell_rate_dir = res
-        sell = sell_rate if sell_rate_dir == "source_to_target" else 1 / sell_rate
-
-        return (buy, sell)
-
-    def convert(self, amount, target):
-        res = self.db.execute_and_fetch(
-            "SELECT rate, rate_dir FROM exchange_rates WHERE target = %s AND source = %s AND valid_since <= NOW() ORDER BY valid_since DESC LIMIT 1",
-            [target.id, self.id],
-        )
-        if res is None:
-            raise NameError(
-                "Currency.convert(): Unknown conversion "
-                + self.name()
-                + " to "
-                + target.name()
-            )
-        rate, rate_dir = res
-        if rate_dir == "source_to_target":
-            resamount = amount * rate
-        else:
-            resamount = amount / rate
-        return resamount
-
     def str(self, amount):
         return "{:.2f} {}".format(amount, self.name)