No, if a hobo got a computer he could change anything he wanted in Wikipedia. The only way Wikipedia could be credible is if the Wikipedia website was controlled by a certain organization of educated people to make the information credible.

Competition stifles innovation more than it creates innovation. Most times employers will hire an average employee rather than an highly-skilled employee for reasons that they don't want to pay the highly-skilled employee more or for that employee to take the employer's job because they're so good at what they do.

Fitness classes teach kids to work hard and stay determined to get a task done. These skills are what kids will use throughout there life. Regular exercise is healthy for kids, too.