on.initialize = function()
	App_name = load_manifest()
	print('app name', App_name)
	love.window.setTitle('driver.love - '..App_name)
	-- backstop any default settings for this app, and stash everything to a global for on.save_settings
	if Settings[App_name] == nil then
		Settings[App_name] = {}
		Settings[App_name].viewport = Viewport
		Settings[App_name].definitions = get_default_map()
	end
	Viewport = Settings[App_name].viewport
	-- We might have resized the window since the last time we connected to this app, so don't trust viewport dimensions
	Viewport.w = App.screen.width
	Viewport.h = App.screen.height
	Definitions = Settings[App_name].definitions
	local names = {}
	for name, _ in pairs(Definitions) do
		table.insert(names, name)
	end
	local defs = get_multiple_definitions_from_app(names)
	for name, def_editor in pairs(Definitions) do
		if def_editor.type == nil then
			def_editor.type = 'text'
		end
		if def_editor.bg == nil then
			def_editor.bg = definition_background_color(name)
		end
		if def_editor.width == nil then
			def_editor.width = 600
		end
		if defs[name] then
			def_editor.data = load_from_iterator(defs[name]:gmatch("[^\r\n]+"))
		else
			-- app doesn't know about this definition
			-- just delete it from the driver for now
			print('deleting', name)
			Definitions[name] = nil
		end
	end
	if table_and_array_both_empty(Definitions) then
		new_definition()
		A()
	else
		survey_animation()  -- calls A internally
	end
end