Investing in a startup is part art, part science. You need to develop an intuition for the scientific factors like market size and competitor strength, but you can't ignore the art of crafting a vision that will inspire people to help you change the world.
Display is bad on your mobile devices. It's like the pictures are blurry and slow loading. Even though you have a good internet connection, the display still sucks up power and battery life. This can be fixed with some quick tweaks to your html layouts and CSS files.