diff --git a/sys/apis/util.lua b/sys/apis/util.lua
index 7f87230..29a865e 100644
--- a/sys/apis/util.lua
+++ b/sys/apis/util.lua
@@ -296,6 +296,13 @@ function Util.filter(it, f)
 	return ot
 end
 
+function Util.reduce(t, fn, acc)
+	for _, v in pairs(t) do
+		fn(acc, v)
+	end
+	return acc
+end
+
 function Util.size(list)
 	if type(list) == 'table' then
 		local length = 0
diff --git a/sys/apps/Network.lua b/sys/apps/Network.lua
index 49aeed5..39cb2ce 100644
--- a/sys/apps/Network.lua
+++ b/sys/apps/Network.lua
@@ -206,7 +206,7 @@ function page.grid:getDisplayValues(row)
 		end
 	end
 	if row.fuel then
-		row.fuel = Util.toBytes(row.fuel)
+		row.fuel = row.fuel > 0 and Util.toBytes(row.fuel) or ''
 	end
 	if row.distance then
 		row.distance = Util.round(row.distance, 1)
diff --git a/sys/apps/shell b/sys/apps/shell
index 69f8ca5..1bcece8 100644
--- a/sys/apps/shell
+++ b/sys/apps/shell
@@ -80,15 +80,6 @@ end
 local function createShellEnv(sDir)
 	local tEnv = setmetatable(Util.shallowCopy(sandboxEnv), { __index = _G })
 
-	--[[
-	package.path = "?;?.lua;?/init.lua;/rom/modules/main/?;/rom/modules/main/?.lua;/rom/modules/main/?/init.lua"
-	if turtle then
-			package.path = package.path..";/rom/modules/turtle/?;/rom/modules/turtle/?.lua;/rom/modules/turtle/?/init.lua"
-	elseif command then
-			package.path = package.path..";/rom/modules/command/?;/rom/modules/command/?.lua;/rom/modules/command/?/init.lua"
-	end
-	]]
-
 	local package
 
 	package = {
@@ -106,7 +97,6 @@ local function createShellEnv(sDir)
 		preload = { },
 		loaders = {
 			function( name )
-_G._p = _ENV
 				if package.preload[name] then
 					return package.preload[name]
 				else
diff --git a/sys/network/redserver.lua b/sys/network/redserver.lua
index fda019c..8da25a4 100644
--- a/sys/network/redserver.lua
+++ b/sys/network/redserver.lua
@@ -79,6 +79,7 @@ local function getListing(path, recursive)
 	return list
 end
 
+--[[
 Event.on('modem_message', function(_, _, dport, dhost, request)
 	if dport == 80 and dhost == computerId and type(request) == 'table' then
 		if request.method == 'GET' then
@@ -111,3 +112,4 @@ Event.on('modem_message', function(_, _, dport, dhost, request)
 		end
 	end
 end)
+]]