Cryptocurrency mining is now experiencing the peak of its popularity. Despite the advertising of mining, this process is quite complicated and requires not only the presence of specially configured equipment, but also professional knowledge. In the work of single miners, pools are of great importance. It is they who help to unite several participants to distribute mining efforts. As a result, there is less load on the equipment and more chances to get the desired benefits. I also recommend paying attention to antminer alternative firmware. Of course, profits have to be shared with all participants, but even under such conditions, the pool option is the most profitable.