Robert and John, thanks for the reminder, I had forgotten about the existence of this small but cozy forum. In the near future, I will leave my comment about the test.
By the way, I was interested in new and no less ambitious project. We formed a group of enthusiasts, who take used computers as a gift, and after the cleaning and maintenance give them to needy children, is not uncommon in children's homes. Yesterday we had a kind of anniversary, 18 months of the project, we finally broke the mark the hundredth donated a computer and do not intend to stop there.