Please choose the correct ending to complete the given sentence: Health: [header] How to look cool wearing google glass [title] Read about and understand the basics of google glass. [title] Visit the googleglass and googleglassgram hashtags in twitter so you can see what other glass users are doing with glass. [title] Invest in your own if possible.

Ending1: [step] - you'll be surprised at the number of things for which you will be able to buy it! [title] Make sure your google glass designer is a to-be-established designer, as google has developed very limited quotas for designers. [step] You will need a very good designer. Ending2: [step] The google glass company requires overall comprehensive knowledge of each and every google product that users are using. [title] Make sure to commit to several reputable sources before you ever start creating a google service. Ending3: [step] The world is famous for laptops, smartphones, and flat tablets (and tablets that can be plugged in without a screwdriver). [title] Do not sweat using google alone, as google shows you that multiple other users through only google has a tablet in their hand. Ending4: [step] The best way to get to develop your cool while wearing google glass is to get your own. This'll give you the maximum opportunities to develop your cool look.

Answer format: ending1/ending2/ending3/ending4