Even though some people consider quality control as a burden, quality control is an important faction of the company. Quality control help ensure if the product is working properly, if not they can stop releasing avoiding the company being sued for millions billions of dollars. Companies need to sell well working product, so they can make money if not they will lose money and possibly their company. The test procedures can usually take long, delaying the release of products but it is necessary so that the product pass all criteria unless can harm instead of helping.