diff --git a/apps/Network.lua b/apps/Network.lua
index 155ca0d..ee5940e 100644
--- a/apps/Network.lua
+++ b/apps/Network.lua
@@ -78,7 +78,7 @@ function page:eventHandler(event)
         title = t.label,
       })
     elseif event.type == 'trust' then
-      shell.run('trust ' .. t.id)
+      shell.openTab('trust ' .. t.id)
     elseif event.type == 'reboot' then
       sendCommand(t.id, 'reboot')
     elseif event.type == 'shutdown' then
diff --git a/apps/storageActivity.lua b/apps/storageActivity.lua
index 31fdd9c..eec61be 100644
--- a/apps/storageActivity.lua
+++ b/apps/storageActivity.lua
@@ -100,7 +100,11 @@ function changedPage:eventHandler(event)
 
   return true
 end
- 
+
+local function uniqueKey(item)
+  return table.concat({ item.name, item.damage, item.nbtHash }, ':')
+end
+
 function changedPage:refresh()
   local t = storage:listItems('all')
  
@@ -122,8 +126,7 @@ function changedPage:refresh()
     for _,v in pairs(self.lastItems) do
       found = false
       for k2,v2 in pairs(t) do
-        if v.id == v2.id and
-           v.dmg == v2.dmg then
+        if uniqueKey(v) == uniqueKey(v2) then
           if v.qty ~= v2.qty then
             local c = Util.shallowCopy(v2)
             c.lastQty = v.qty
diff --git a/sys/apis/refinedProvider.lua b/sys/apis/refinedProvider.lua
index 2c3a83e..1434803 100644
--- a/sys/apis/refinedProvider.lua
+++ b/sys/apis/refinedProvider.lua
@@ -5,14 +5,12 @@ local TableDB = require('tableDB')
 local RefinedProvider = class()
 
 local keys = { 
-  'fields',
   'damage',
   'displayName',
   'maxCount',
   'maxDamage',
   'name',
   'nbtHash',
-  'rawName',
 }
 
 function RefinedProvider:init(args)
@@ -78,6 +76,8 @@ function RefinedProvider:getCachedItemDetails(item)
 
       detail = t
       self.itemInfoDB:add(key, detail)
+
+      os.sleep(0) -- prevent timeout on large inventories
     end
   end
   if detail then
@@ -94,6 +94,9 @@ function RefinedProvider:listItems()
   end)
 
   if list then
+
+    local throttle = Util.throttle()
+
     for _,v in pairs(list) do
       local item = self:getCachedItemDetails(v)
       if item then
@@ -103,6 +106,7 @@ function RefinedProvider:listItems()
         item.qty = v.count
         table.insert(items, item)
       end
+      throttle()
     end
     self.itemInfoDB:flush()
   end
diff --git a/sys/apis/util.lua b/sys/apis/util.lua
index d04be0f..387ca28 100644
--- a/sys/apis/util.lua
+++ b/sys/apis/util.lua
@@ -21,6 +21,17 @@ function Util.tryTimes(attempts, f, ...)
   return unpack(result)
 end
 
+function Util.throttle()
+  local ts = os.time()
+  return function()
+    local nts = os.time()
+    if nts ~= ts then
+      ts = nts
+      os.sleep(0)
+    end
+  end
+end
+
 function Util.tostring(pattern, ...)
 
   local function serialize(tbl, width)