diff --git a/abrechenbarkeit.lua b/abrechenbarkeit.lua
index 77d7fd0..9244484 100755
--- a/abrechenbarkeit.lua
+++ b/abrechenbarkeit.lua
@@ -167,30 +167,21 @@ local function last_txns()
 end
 
 local function get_active_users()
-	local user_balances = {}
+    local user_balances = {}
     for time, username, amount, _, _, _ in read_log() do
         user_balances[username] = {
-        	time = time,
-        	username = username,
-        	balance = (user_balances[username] or {balance = 0}).balance + amount
+            time = time,
+            username = username,
+            balance = (user_balances[username] or { balance = 0 }).balance + amount
         }
     end
 
-	local users = {}
-	for _, user in pairs(user_balances) do
-		table.insert(users, user)
-	end
-	
-	table.sort(users, function(a,b) return a.time > b.time end)
-	for k, user in pairs(users) do
-		io.stderr:write(string.format("%s %s %s %s\n",
-			k,
-			os.date("!%Y-%m-%dT%H:%M:%SZ", user.time),
-			user.username,
-			user.balance
-		))
-	end
-		
+    local users = {}
+    for _, user in pairs(user_balances) do
+        table.insert(users, user)
+    end
+
+    table.sort(users, function(a, b) return a.time > b.time end)
     return users
 end
 
@@ -210,7 +201,8 @@ local function r_user_post(username)
                 pcount = (tonumber(data.pcount) or 1) * (data.negate_pcount ~= nil and -1 or 1)
                 pcode = p_barcode
                 if amount == nil then amount = pcount * p_amount end
-                if comment == nil then comment = string.format("%s %d %s", pcount < 0 and "Buy" or "Restock", math.abs(pcount), p_name) end
+                if comment == nil then comment = string.format("%s %d %s", pcount < 0 and "Buy" or "Restock",
+                        math.abs(pcount), p_name) end
             end
         end
         if amount == nil then
@@ -331,7 +323,7 @@ local function r_log(filter)
             if filter == nil or filter == username then
                 print(string.format([[
                     <tr>
-                        <td>%d (%s ago)</td>
+                        <td>%s (%s ago)</td>
                         <td>%s</td>
                         <td class="amount-%s">%.02f€</td>
                         <td>%s</td>
@@ -346,7 +338,7 @@ local function r_log(filter)
                         </td>
                     </tr>
                 ]],
-                    time, format_duration(os.time() - time),
+                    os.date("!%Y-%m-%dT%H:%M:%SZ", time), format_duration(os.time() - time),
                     escape(username),
                     amount >= 0 and "pos" or "neg", amount / 100,
                     escape(pcode) or "",
@@ -373,7 +365,7 @@ local function r_index()
             </form>
         ]])
         print("<ul>")
-        
+
         for _, user in ipairs(get_active_users()) do
             print(string.format([[
                 <li><a href="/%s"><span class="name">%s</span> <span class="amount amount-%s">%.02f€</span></a></li>