- Sep 16, 2012
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If this simple Captcha were placed at the beginning of USMB member signup, it would filter out potential trolls, spam-bots, and folks whose threads aren't worth reading.
![10155709_762979190387740_21210891_n.jpg](https://fbcdn-sphotos-b-a.akamaihd.net/hphotos-ak-ash3/t1.0-9/10155709_762979190387740_21210891_n.jpg)
Follow along with the video below to see how to install our site as a web app on your home screen.
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