In the flash light demo if you add this to the end of the main.lua and build and run on a android you will see some strangeness the text will become inverted under the mask. In general mask are becoming inverted on the android.
[lua]-- Add to the Flash light demo end of the script –
local mainDisplay = display.newGroup()
mainDisplay:insert(bkg)
mainDisplay:insert(image)
mainDisplay:insert(myLabel) [import]uid: 7177 topic_id: 23010 reply_id: 323010[/import]